[DNM] ci: use test container image for Ceph cluster

The test image at `quay.io/brgardne/ceph:pr47934-2022-09-29-1431`
includes ceph/ceph#47934 which adds SecType support for Ceph Mgr.

Signed-off-by: Niels de Vos <ndevos@redhat.com>

build.env

@@ -45,7 +45,7 @@ CHANGE_MINIKUBE_NONE_USER=true
 # Rook options
 ROOK_VERSION=v1.10.4
 # Provide ceph image path
-ROOK_CEPH_CLUSTER_IMAGE=quay.io/ceph/ceph:v17
+ROOK_CEPH_CLUSTER_IMAGE=quay.io/brgardne/ceph:pr47934-2022-09-29-1431
 
 # CSI sidecar version
 CSI_ATTACHER_VERSION=v4.0.0