Merge branch 'cdybenko-data-dictionary-certify' into 'master'

Data dictionary updates for certify group

See merge request gitlab-org/gitlab!68201

config/metrics/counts_28d/20210216181147_service_desk_enabled_projects.yml

 ---
 data_category: optional
 key_path: usage_activity_by_stage_monthly.plan.service_desk_enabled_projects
-description: 
+description: Count creator ids from projects with service desk enabled
 product_section: dev
-product_stage: 
+product_stage: plan
 product_group: group::plan
-product_category: 
+product_category: service_desk
 value_type: number
 status: data_available
 time_frame: 28d
-data_source: 
+data_source: database
 distribution:
 - ce
 - ee
 tier:
 - free
-skip_validation: true
+- premium 
+- ultimate
 performance_indicator_type: []

config/metrics/counts_28d/20210216181148_service_desk_issues.yml

 ---
 data_category: operational
 key_path: usage_activity_by_stage_monthly.plan.service_desk_issues
-description: 
+description: Count of service desk issues
 product_section: dev
-product_stage: 
+product_stage: plan
 product_group: group::plan
 product_category: 
 value_type: number
 status: data_available
 time_frame: 28d
-data_source: 
+data_source: database
 distribution:
 - ce
 - ee
 tier:
 - free
-skip_validation: true
+- premium
+- ultimate
 performance_indicator_type: []

config/metrics/counts_all/20210216181122_service_desk_enabled_projects.yml

 ---
 data_category: optional
 key_path: usage_activity_by_stage.plan.service_desk_enabled_projects
-description:
+description: Count creator ids from projects with service desk enabled
 product_section: dev
-product_stage:
+product_stage: plan
 product_group: group::plan
-product_category:
+product_category: service_desk
 value_type: number
 status: data_available
 time_frame: all
-data_source:
+data_source: database
 distribution:
 - ce
 - ee
 tier:
 - free
-skip_validation: true
+- premium
+- ultimate

config/metrics/counts_all/20210216181124_service_desk_issues.yml

 ---
 data_category: optional
 key_path: usage_activity_by_stage.plan.service_desk_issues
-description:
+description: Count of service desk issues
 product_section: dev
-product_stage:
+product_stage: plan
 product_group: group::plan
-product_category:
+product_category: service_desk
 value_type: number
 status: data_available
 time_frame: all
-data_source:
+data_source: database
 distribution:
 - ce
 - ee
 tier:
 - free
-skip_validation: true
+- premium
+- ultimate