Fix latest_version_modified annotation.

The previous code was using the updated timestamp of the repository
version the content was added into. That ended up with in some cases
an updated_at timestamp that was older than the created_at timestamp.

[noissue]

Signed-off-by: James Tanner <tanner.jc@gmail.com>

pulp_ansible/app/galaxy/v3/views.py

@@ -335,34 +335,14 @@ def get_queryset(self):
             .only("version")
         )
 
-        latest_version_modified_qs = (
-            RepositoryContent.objects.filter(
-                repository_id=repo_version.repository_id,
-                version_added__number__lte=repo_version.number,
-            )
-            .select_related("content__ansible_collectionversion")
-            .select_related("version_added")
-            .select_related("version_removed")
-            .filter(content__ansible_collectionversion__collection_id=OuterRef("pk"))
-            .annotate(
-                last_updated=Greatest(
-                    "version_added__pulp_created", "version_removed__pulp_created"
-                )
-            )
-            .order_by("-last_updated")
-            .only("last_updated")
-        )
-
         download_count_qs = CollectionDownloadCount.objects.filter(
             name=OuterRef("name"), namespace=OuterRef("namespace")
         )
 
         qs = (
             Collection.objects.annotate(
                 highest_version=Subquery(latest_cv_version_qs.values("version")[:1]),
-                latest_version_modified=Subquery(
-                    latest_version_modified_qs.values("last_updated")[:1]
-                ),
+                latest_version_modified=Subquery(latest_cv_version_qs.values("pulp_last_updated")[:1]),
             )
             .annotate(
                 deprecated=Exists(deprecated_qs),