Remove redundant frontend feature flag

ee/app/controllers/projects/security/vulnerability_report_controller.rb

@@ -8,10 +8,6 @@ module Projects
       feature_category :vulnerability_management
 
       alias_method :vulnerable, :project
-
-      before_action only: [:index] do
-        push_frontend_feature_flag(:security_auto_fix, project)
-      end
     end
   end
 end