[rhel9][undercloud] use ga instead of beta CRB dnf repo
[rhel9][undercloud] use ga instead of beta CRB dnf repo

RHOSINFRA-4590
RHOSOR-480

Change-Id: Ie7e007e88598aafdc93c55410d37e188b1f556dc

redhat-openstack/infrared,redhat-openstack/infrared,redhat-openstack/infrared