Merge branch 'mmj-simplify-query' into 'master'

Simplify query for `authorized_groups_without_shared_membership`

See merge request !122323



Merged-by: Thong Kuah <tkuah@gitlab.com>
Approved-by: Adam Hegyi <ahegyi@gitlab.com>
Approved-by: Thong Kuah <tkuah@gitlab.com>
Co-authored-by: Manoj M J <mmj@gitlab.com>

app/models/user.rb

@@ -2408,9 +2408,10 @@ def group_callouts_by_feature_name
   def authorized_groups_without_shared_membership
     Group.from_union(
       [
-        groups.select(Namespace.default_select_columns),
-        authorized_projects.joins(:namespace).select(Namespace.default_select_columns)
-      ])
+        groups,
+        Group.id_in(authorized_projects.select(:namespace_id))
+      ]
+    )
   end
 
   def authorized_groups_with_shared_membership