Part of the [Style text badges issue][1].

This moves most uses of `GlBadge` to `GlDeprecatedBadge`. Some have been
moved to the new `GlBadge`, as they've received UX review.

[1]: https://gitlab.com/gitlab-org/gitlab-ui/-/issues/481

Avoid global feature flags for frontend too

See merge request gitlab-org/gitlab!33068

Improve CI variables Syntax of env variables section

Closes gitlab-runner#4115

See merge request gitlab-org/gitlab!32922

Refactor Snippets::UpdateService to allow multiple files

See merge request gitlab-org/gitlab!32832

Control alert management feature flag per project

See merge request gitlab-org/gitlab!33063

[RUN AS-IF-FOSS] Move DraftNote outside EE

See merge request gitlab-org/gitlab!32631

Add additional data to Release GraphQL endpoint

See merge request gitlab-org/gitlab!30873

In this commit we adapt the `Snippets::UpdateService` to
accept an array param that will store the snippet files.

This param will be used by GraphQL and the REST endpoints.

Sort quick actions list alphabetically

Closes #218456

See merge request gitlab-org/gitlab!32762

Add warning of potential data loss on Elastic Stack application update

See merge request gitlab-org/gitlab!31972

Added metadata to Secure docs

See merge request gitlab-org/gitlab!33022

Enable/disable feature flag `alert_management_create_alert_issue`
per project rather than globally.

Expose user email to group managed account owners

Closes #209022

See merge request gitlab-org/gitlab!30584

Fix plural message in account deletion section

See merge request gitlab-org/gitlab!32868

Fix incomplete plural message about deleting
personal project on acccount deletion.

Adjust condition for partial index

See merge request gitlab-org/gitlab!33044

Clean up bogus CSS classes

See merge request gitlab-org/gitlab!33038

Add API endpoint for resource milestone events

See merge request gitlab-org/gitlab!31720

Make commits author button confirm to Pajamas specs

Closes #217743

See merge request gitlab-org/gitlab!32821

Add approved event type for MRs

Closes #217101

See merge request gitlab-org/gitlab!32135

And approve_mr method

Use custom class to select Epic page wrapper

Closes #219097

See merge request gitlab-org/gitlab!33045

Add VSCode apollo config to gitignore

See merge request gitlab-org/gitlab!33021

  - add confirmation message feature for cluster
application upgrade
  - add confirmation for Elastic Stack upgrade that
includes warning of data loss

Validate the size of the value for instance level variables

See merge request gitlab-org/gitlab!32303

Instance level variables have a database constraint for the size
of the encrypted_value at 1024 characters.

Also add specs and documentation

Edit intro to docs page

Edit docs examples

- Rearrange example requests and responses
- Surround request URLs in quotation marks

Apply suggestion to app/finders/resource_milestone_event_finder.rb

Apply suggestion to doc/api/resource_milestone_events.md

Monitor:Health metrics instrumenation

See merge request gitlab-org/gitlab!32846

Allow conan_export file for Conan uploads

See merge request gitlab-org/gitlab!32866

Clean up shared/tmp folder after Project/Group Import/Export

See merge request gitlab-org/gitlab!32326

Remove `ci_pipeline_persisted_stages` feature flag

See merge request gitlab-org/gitlab!31861

Limit scope of admin mode in Groups::PushRulesController specs

See merge request gitlab-org/gitlab!32559

Show usage graph for each storage type

See merge request gitlab-org/gitlab!31649

Fix time being used to poll for resource events

Closes #218757

See merge request gitlab-org/gitlab!33025

Remove removeAssignee logic from issue logic

See merge request gitlab-org/gitlab!32248