Description of problem: mariadb-10.5.22 enforces TLS during the bootstrap phase, so we need to have the proper certificates and keys in place during that step. https://review.opendev.org/c/openstack/tripleo-heat-templates/+/899236 seems to help.
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 (Red Hat OpenStack Platform 17.1.1 bug fix and enhancement advisory), 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/RHBA-2023:6151