Make ci-aio environment use Rocky 9.2

Author: Alex-Welsh

etc/kayobe/environments/ci-aio/stackhpc-ci.yml

@@ -62,7 +62,6 @@ stackhpc_repo_rocky_9_appstream_version: "{{ stackhpc_pulp_repo_rocky_9_appstrea
 stackhpc_repo_rocky_9_extras_version: "{{ stackhpc_pulp_repo_rocky_9_extras_version }}"
 stackhpc_repo_rocky_9_crb_version: "{{ stackhpc_pulp_repo_rocky_9_crb_version }}"
 stackhpc_repo_rocky_9_highavailability_version: "{{ stackhpc_pulp_repo_rocky_9_highavailability_version }}"
-stackhpc_pulp_repo_rocky_9_minor_version: 1
 
 # Rocky-and-CI-specific Pulp urls
 stackhpc_include_os_minor_version_in_repo_url: true