Reduce diff with CE in ProtectedRefsController

Signed-off-by: Rémy Coutable <remy@rymai.me>

app/controllers/projects/protected_refs_controller.rb

@@ -62,6 +62,8 @@ class Projects::ProtectedRefsController < Projects::ApplicationController
   end
 
   def access_level_attributes
-    %i(access_level id user_id _destroy group_id)
+    %i[access_level id]
   end
 end
+
+Projects::ProtectedRefsController.prepend(::EE::Projects::ProtectedRefsController)

ee/app/controllers/ee/projects/protected_refs_controller.rb

+# frozen_string_literal: true
+
+module EE
+  module Projects
+    module ProtectedRefsController
+      extend ::Gitlab::Utils::Override
+
+      protected
+
+      override :access_level_attributes
+      def access_level_attributes
+        super + %i[user_id _destroy group_id]
+      end
+    end
+  end
+end