tests: name locally built images the same as dockerhub
tests: name locally built images the same as dockerhub

Signed-off-by: Andrew Schoen <1bb641dc23c3a93cce4eee683bcf4b2bea7903a3@redhat.com>

ceph/ceph-docker,mkkie/ceph-docker,cdxvirt/ceph-docker,osixia/ceph-docker,ceph/ceph-docker,AcalephStorage/ceph-docker,JrCs/ceph-docker,AcalephStorage/ceph-docker,cdxvirt/ceph-docker,rootfs/ceph-docker,osixia/ceph-docker,rootfs/ceph-docker,osixia/ceph-docker,mkkie/ceph-docker,AcalephStorage/ceph-docker,JrCs/ceph-docker,JrCs/ceph-docker