Add feature flag for hiding edit rotations [RUN ALL RSPEC] [RUN AS-IF-FOSS]

ee/app/controllers/projects/incident_management/oncall_schedules_controller.rb

@@ -4,6 +4,9 @@ module Projects
   module IncidentManagement
     class OncallSchedulesController < Projects::ApplicationController
       before_action :authorize_read_incident_management_oncall_schedule!
+      before_action do
+        push_frontend_feature_flag(:oncall_schedules_mvc_edit_rotations, default_enabled: false)
+      end
 
       feature_category :incident_management
 

ee/config/feature_flags/development/oncall_schedules_mvc_edit_rotations.yml

+---
+name: oncall_schedules_mvc_edit_rotations
+introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/55243
+rollout_issue_url: https://gitlab.com/gitlab-org/gitlab/-/issues/283914
+milestone: '13.10'
+type: development
+group: group::monitor
+default_enabled: false