[18.0-fr1] Filter out rhos branches when setting openstack_k8s_branch#2770

karelyatin merged 1 commit intoopenstack-k8s-operators:18.0-fr1openstack-k8s-operators/ci-framework:18.0-fr1from

openshift-cherrypick-robot:cherry-pick-2726-to-18.0-fr1openshift-cherrypick-robot/ci-framework:cherry-pick-2726-to-18.0-fr1Copy head branch name to clipboard