core: remove `OldAuthenticatedSession` content type (#14507) * core: remove `OldAuthenticatedSession` content type This was left out from https://github.com/goauthentik/authentik/pull/9736 * remove stale content types in `repair_permissions` * run `remove_stale_contenttypes` for each tenant --------- Co-authored-by: Simonyi Gergő <28359278+gergosimonyi@users.noreply.github.com> Co-authored-by: Jens Langhammer <jens@goauthentik.io>