Remove usage_data_track_ecosystem_slack_service feature flag [RUN ALL RSPEC] [RUN AS-IF-FOSS]

changelogs/unreleased/remove-usage_data_track_ecosystem_slack_service-feature-flag.yml

+---
+title: Add slack integration individual usage ping
+merge_request: 60847
+author:
+type: changed

config/feature_flags/development/usage_data_track_ecosystem_slack_service.yml

----
-name: usage_data_track_ecosystem_slack_service
-introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/54347
-rollout_issue_url: https://gitlab.com/gitlab-org/gitlab/-/issues/322588
-milestone: '13.10'
-type: development
-group: group::ecosystem
-default_enabled: false

lib/gitlab/usage_data_counters/known_events/ecosystem.yml

@@ -24,45 +24,35 @@
   category: ecosystem
   redis_slot: ecosystem
   aggregation: weekly
-  feature_flag: usage_data_track_ecosystem_slack_service
 - name: i_ecosystem_slack_service_push_notification
   category: ecosystem
   redis_slot: ecosystem
   aggregation: weekly
-  feature_flag: usage_data_track_ecosystem_slack_service
 - name: i_ecosystem_slack_service_deployment_notification
   category: ecosystem
   redis_slot: ecosystem
   aggregation: weekly
-  feature_flag: usage_data_track_ecosystem_slack_service
 - name: i_ecosystem_slack_service_wiki_page_notification
   category: ecosystem
   redis_slot: ecosystem
   aggregation: weekly
-  feature_flag: usage_data_track_ecosystem_slack_service
 - name: i_ecosystem_slack_service_merge_request_notification
   category: ecosystem
   redis_slot: ecosystem
   aggregation: weekly
-  feature_flag: usage_data_track_ecosystem_slack_service
 - name: i_ecosystem_slack_service_note_notification
   category: ecosystem
   redis_slot: ecosystem
   aggregation: weekly
-  feature_flag: usage_data_track_ecosystem_slack_service
 - name: i_ecosystem_slack_service_tag_push_notification
   category: ecosystem
   redis_slot: ecosystem
   aggregation: weekly
-  feature_flag: usage_data_track_ecosystem_slack_service
 - name: i_ecosystem_slack_service_confidential_note_notification
   category: ecosystem
   redis_slot: ecosystem
   aggregation: weekly
-  feature_flag: usage_data_track_ecosystem_slack_service
 - name: i_ecosystem_slack_service_confidential_issue_notification
   category: ecosystem
   redis_slot: ecosystem
   aggregation: weekly
-  feature_flag: usage_data_track_ecosystem_slack_service
-