site-container: import role ceph-facts
site-container: import role ceph-facts

when ceph-container-common notifies handlers because a new container
image has been pulled, ceph-handler will throw an error because of
undefined variables since they are set in ceph-facts role.

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

ceph/ceph-ansible,ceph/ceph-ansible