Revert "Merge branch 'fix_stale_last_owner' into 'master'"

This reverts merge request !529

CHANGELOG-EE

@@ -3,9 +3,6 @@ Please view this file on the master branch, on stable branches it's out of date.
 v 8.10.0 (unreleased)
   - Rename Git Hooks to Push Rules
 
-v 8.9.5
-  - Prevent stale data in LDAP group sync last owner check.
-
 v 8.9.4
   - Improve how File Lock feature works with nested items. !497
 

lib/gitlab/ldap/group_sync.rb

@@ -304,11 +304,6 @@ module Gitlab
             next
           end
 
-          # Since we're removing users in this loop, `group.reload`
-          # before checking `last_owner?` to prevent stale owner information.
-          # Without a reload, this check would return a false negative.
-          group.reload
-
           # Check and update the access level. If `desired_access` is `nil`
           # we need to delete the user from the group.
           if desired_access.present?