defaults: fix CI issue with ceph_uid fact
defaults: fix CI issue with ceph_uid fact

The CI complains because of `ceph_uid` fact which doesn't exist since
the docker image tag used in the CI doesn't match with this condition.

Signed-off-by: Guillaume Abrioux <30a9df5a0293a6108675377fa1673f7aa713f915@redhat.com>

travmi/ceph-ansible,ceph/ceph-ansible,fgal/ceph-ansible,ceph/ceph-ansible,font/ceph-ansible,fgal/ceph-ansible,travmi/ceph-ansible,font/ceph-ansible