Backport EE changes to Members::BaseService

EE made some small changes to this class, but these changes were not
backported to CE.

app/services/members/base_service.rb

@@ -51,7 +51,9 @@ module Members
     def enqueue_delete_todos(member)
       type = member.is_a?(GroupMember) ? 'Group' : 'Project'
       # don't enqueue immediately to prevent todos removal in case of a mistake
-      TodosDestroyer::EntityLeaveWorker.perform_in(Todo::WAIT_FOR_DELETE, member.user_id, member.source_id, type)
+      member.run_after_commit_or_now do
+        TodosDestroyer::EntityLeaveWorker.perform_in(Todo::WAIT_FOR_DELETE, member.user_id, member.source_id, type)
+      end
     end
   end
 end