Propose more metadata for development pages

These pages contained links or other information that implied a
possible stage / group assignment. This merge request proposes adding
stage / group information to these pages to help with maintenance.

doc/development/approval_rules.md

 ---
-stage: none
-group: unassigned
+stage: Create
+group: Source Code
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
 ---
 

doc/development/creating_enums.md

 ---
-stage: none
-group: unassigned
+stage: Enablement
+group: Database
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
 ---
 

doc/development/database/setting_multiple_values.md

 ---
-stage: none
-group: unassigned
+stage: Enablement
+group: Database
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
 ---
 

doc/development/experiment_guide/index.md

 ---
-stage: none
-group: unassigned
+stage: Growth
+group: Activation
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
 ---
 

doc/development/feature_categorization/index.md

 ---
-stage: none
-group: unassigned
+stage: Enablement
+group: Infrastructure
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
 ---
 

doc/development/foreign_keys.md

 ---
-stage: none
-group: unassigned
+stage: Enablement
+group: Database
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
 ---
 

doc/development/graphql_guide/batchloader.md

 ---
-stage: none
-group: unassigned
+stage: Enablement
+group: Database
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
 ---
 

doc/development/hash_indexes.md

 ---
-stage: none
-group: unassigned
+stage: Enablement
+group: Database
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
 ---
 

doc/development/i18n/externalization.md

 ---
-stage: none
-group: unassigned
+stage: Manage
+group: Import
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
 ---
 

doc/development/i18n/index.md

 ---
-stage: none
-group: unassigned
+stage: Manage
+group: Import
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
 ---
 

doc/development/i18n/merging_translations.md

 ---
-stage: none
-group: unassigned
+stage: Manage
+group: Import
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
 ---
 

doc/development/i18n/proofreader.md

 ---
-stage: none
-group: unassigned
+stage: Manage
+group: Import
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
 ---
 

doc/development/i18n/translation.md

 ---
-stage: none
-group: unassigned
+stage: Manage
+group: Import
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
 ---
 

doc/development/image_scaling.md

 ---
-stage: none
-group: unassigned
+stage: Enablement
+group: Memory
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
 ---
 

doc/development/import_export.md

 ---
-stage: none
-group: unassigned
+stage: Manage
+group: Import
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
 ---
 

doc/development/insert_into_tables_in_batches.md

 ---
-stage: none
-group: unassigned
+stage: Enablement
+group: Database
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
 description: "Sometimes it is necessary to store large amounts of records at once, which can be inefficient
 when iterating collections and performing individual `save`s. With the arrival of `insert_all`

doc/development/integrations/secure.md

 ---
-stage: none
-group: unassigned
+stage: Protect
+group: Container Security
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
 ---
 

doc/development/integrations/secure_partner_integration.md

 ---
-stage: none
-group: unassigned
+stage: Secure
+group: Static Analysis
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
 ---
 

doc/development/iterating_tables_in_batches.md

 ---
-stage: none
-group: unassigned
+stage: Enablement
+group: Database
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
 ---
 

doc/development/lfs.md

 ---
-stage: none
-group: unassigned
+stage: Create
+group: Source Code
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
 ---
 

doc/development/new_fe_guide/modules/widget_extensions.md

 ---
-stage: none
-group: unassigned
+stage: Create
+group: Source Code
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
 ---
 

doc/development/new_fe_guide/tips.md

 ---
 stage: none
-group: unassigned
+group: Development
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
 ---
 

doc/development/ordering_table_columns.md

 ---
-stage: none
-group: unassigned
+stage: Enablement
+group: Database
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
 ---
 

doc/development/permissions.md

 ---
-stage: none
-group: unassigned
+stage: Manage
+group: Access
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
 ---
 

doc/development/policies.md

 ---
-stage: none
-group: unassigned
+stage: Manage
+group: Access
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
 ---
 

doc/development/serializing_data.md

 ---
-stage: none
-group: unassigned
+stage: Enablement
+group: Database
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
 ---
 

doc/development/sql.md

 ---
-stage: none
-group: unassigned
+stage: Enablement
+group: Database
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
 ---
 

doc/development/testing_guide/end_to_end/best_practices.md

 ---
 stage: none
-group: unassigned
+group: Development
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
 ---
 

doc/development/understanding_explain_plans.md

 ---
-stage: none
-group: unassigned
+stage: Enablement
+group: Database
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
 ---
 

doc/development/value_stream_analytics.md

 ---
-stage: none
-group: unassigned
+stage: Manage
+group: Optimize
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
 ---
 

doc/development/verifying_database_capabilities.md

 ---
-stage: none
-group: unassigned
+stage: Enablement
+group: Database
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
 ---
 

doc/development/what_requires_downtime.md

 ---
-stage: none
-group: unassigned
+stage: Enablement
+group: Database
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
 ---
 

doc/development/wikis.md

 ---
 type: reference, dev
-stage: none
-group: Development
-info: "See the Technical Writers assigned to Development Guidelines: https://about.gitlab.com/handbook/engineering/ux/technical-writing/#assignments-to-development-guidelines"
+stage: Create
+group: Knowledge
+info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers
 description: "GitLab's development guidelines for Wikis"
 ---