OpenStack playbooks recently started using ansible-galaxy[1]. Ansible-galaxy is an upstream project; supported workflows should be based on downstream code. Moreover, ansible-galaxy didn't solve the Nova microversion-mismatch problem for which it was introduced. [1]: https://github.com/openshift/installer/pull/4379
Verified with 4.7.0-0.nightly-2020-12-21-131655.
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory (Moderate: OpenShift Container Platform 4.7.0 security, bug fix, and enhancement update), and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://access.redhat.com/errata/RHSA-2020:5633