Remove Secure Merge Request feature flags

ee/app/controllers/ee/projects/merge_requests_controller.rb

@@ -11,10 +11,6 @@ module EE
         include DescriptionDiffActions
 
         before_action only: [:show] do
-          push_frontend_feature_flag(:sast_merge_request_report_api, default_enabled: true)
-          push_frontend_feature_flag(:dast_merge_request_report_api, default_enabled: true)
-          push_frontend_feature_flag(:container_scanning_merge_request_report_api, default_enabled: true)
-          push_frontend_feature_flag(:dependency_scanning_merge_request_report_api, default_enabled: true)
           push_frontend_feature_flag(:parsed_license_report, default_enabled: true)
           push_frontend_feature_flag(:anonymous_visual_review_feedback)
         end