Update default stackhpc pulp repo rocky version to 9.3

Author: seunghun1ee

etc/kayobe/pulp.yml

@@ -232,8 +232,8 @@ stackhpc_pulp_sync_el_8: "{{ stackhpc_pulp_sync_rocky_8 or stackhpc_pulp_sync_ce
 
 # Whether to sync Rocky Linux 9 packages.
 stackhpc_pulp_sync_rocky_9: "{{ os_distribution == 'rocky' and os_release == '9' }}"
-# Rocky 9 minor version number. Supported values: 1, 2. Default is 2
-stackhpc_pulp_repo_rocky_9_minor_version: 2
+# Rocky 9 minor version number. Supported values: 1, 2, 3. Default is 3
+stackhpc_pulp_repo_rocky_9_minor_version: 3
 # Rocky 9 Snapshot versions. The defaults use the appropriate version from
 # pulp-repo-versions.yml for the selected minor release.
 stackhpc_pulp_repo_rocky_9_appstream_version: "{{ lookup('vars', 'stackhpc_pulp_repo_rocky_9_%s_appstream_version' % stackhpc_pulp_repo_rocky_9_minor_version) }}"