Limit branches in AUFN repo

Author: mnasiadka

ansible/inventory/group_vars/all/zuul-operator-tenant-config

@@ -17,6 +17,10 @@ zuul_operator_tenant_config:
         github:
           untrusted-projects:
             - stackhpc/a-universe-from-nothing
+                include-branches:
+                  - stable/2025.1
+                  - stable/2024.2
+                  - stable/2024.1
             - stackhpc/ansible-collection-cephadm
             - stackhpc/stackhpc-kayobe-config:
                 include-branches: &downstream_branches