Remove `track_unique_visits` feature flag

Changelog: other

config/feature_flags/development/track_unique_visits.yml

----
-name: track_unique_visits
-introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/33146
-rollout_issue_url: https://gitlab.com/gitlab-org/gitlab/-/issues/255994
-milestone: '13.2'
-type: development
-group: group::optimize
-default_enabled: true

lib/gitlab/usage_data_counters/known_events/analytics.yml

@@ -2,84 +2,67 @@
   category: analytics
   redis_slot: analytics
   aggregation: weekly
-  feature_flag: track_unique_visits
 - name: i_analytics_dev_ops_adoption
   category: analytics
   redis_slot: analytics
   aggregation: weekly
-  feature_flag: track_unique_visits
 - name: i_analytics_dev_ops_score
   category: analytics
   redis_slot: analytics
   aggregation: weekly
-  feature_flag: track_unique_visits
 - name: p_analytics_merge_request
   category: analytics
   redis_slot: analytics
   aggregation: weekly
-  feature_flag: track_unique_visits
 - name: i_analytics_instance_statistics
   category: analytics
   redis_slot: analytics
   aggregation: weekly
-  feature_flag: track_unique_visits
 - name: g_analytics_contribution
   category: analytics
   redis_slot: analytics
   aggregation: weekly
-  feature_flag: track_unique_visits
 - name: g_analytics_insights
   category: analytics
   redis_slot: analytics
   aggregation: weekly
-  feature_flag: track_unique_visits
 - name: g_analytics_issues
   category: analytics
   redis_slot: analytics
   aggregation: weekly
-  feature_flag: track_unique_visits
 - name: g_analytics_productivity
   category: analytics
   redis_slot: analytics
   aggregation: weekly
-  feature_flag: track_unique_visits
 - name: g_analytics_valuestream
   category: analytics
   redis_slot: analytics
   aggregation: weekly
-  feature_flag: track_unique_visits
 - name: p_analytics_pipelines
   category: analytics
   redis_slot: analytics
   aggregation: weekly
-  feature_flag: track_unique_visits
 - name: p_analytics_code_reviews
   category: analytics
   redis_slot: analytics
   aggregation: weekly
-  feature_flag: track_unique_visits
 - name: p_analytics_valuestream
   category: analytics
   redis_slot: analytics
   aggregation: weekly
-  feature_flag: track_unique_visits
 - name: p_analytics_insights
   category: analytics
   redis_slot: analytics
   aggregation: weekly
-  feature_flag: track_unique_visits
 - name: p_analytics_issues
   category: analytics
   redis_slot: analytics
   aggregation: weekly
-  feature_flag: track_unique_visits
 - name: p_analytics_repo
   category: analytics
   redis_slot: analytics
   aggregation: weekly
-  feature_flag: track_unique_visits
 - name: i_analytics_cohorts
   category: analytics
   redis_slot: analytics
   aggregation: weekly
-  feature_flag: track_unique_visits

lib/gitlab/usage_data_counters/known_events/common.yml

@@ -4,27 +4,22 @@
   redis_slot: compliance
   category: compliance
   aggregation: weekly
-  feature_flag: track_unique_visits
 - name: g_compliance_audit_events
   category: compliance
   redis_slot: compliance
   aggregation: weekly
-  feature_flag: track_unique_visits
 - name: i_compliance_audit_events
   category: compliance
   redis_slot: compliance
   aggregation: weekly
-  feature_flag: track_unique_visits
 - name: i_compliance_credential_inventory
   category: compliance
   redis_slot: compliance
   aggregation: weekly
-  feature_flag: track_unique_visits
 - name: a_compliance_audit_events_api
   category: compliance
   redis_slot: compliance
   aggregation: weekly
-  feature_flag: track_unique_visits
 - name: g_edit_by_web_ide
   category: ide_edit
   redis_slot: edit