Trigger Elasticsearch indexing when public group moved to private
Trigger Elasticsearch indexing when public group moved to private

This fixes https://gitlab.com/gitlab-org/gitlab/issues/37766 which is
caused by the fact that we leave the stale permissions data in the index
after a group is moved to another group.

mmkassem/gitlabhq,mmkassem/gitlabhq,mmkassem/gitlabhq,mmkassem/gitlabhq