Openshift backup tests fail due to incorrect registry name for operator-backup

https://github.com/couchbase/couchbase-operator/blob/ffcb363a031ddc119abadb4ae93c79592edfa0e4/pkg/validator/v2/validator.go#L40

redhatBackupImage = "registry-connect.redhat.com/couchbase/operator-backup:6.5.0-3"

should be

redhatBackupImage = "registry.connect.redhat.com/couchbase/operator-backup:6.5.0-3"

Tests fail with error:

Type Reason Age From Message
---- ------ ---- ---- -------
Normal Scheduled 6m2s default-scheduler Successfully assigned default/full-incremental-full-1585712100-xk58c to ip-10-0-146-27.us-west-1.compute.internal
Normal SuccessfulAttachVolume 5m43s attachdetach-controller AttachVolume.Attach succeeded for volume "pvc-87dec715-73c9-11ea-a846-0255e0af642b"
Normal Pulling 3m52s (x4 over 5m22s) kubelet, ip-10-0-146-27.us-west-1.compute.internal Pulling image "registry-connect.redhat.com/couchbase/operator-backup:6.5.0-3"
Warning Failed 3m52s (x4 over 5m22s) kubelet, ip-10-0-146-27.us-west-1.compute.internal Failed to pull image "registry-connect.redhat.com/couchbase/operator-backup:6.5.0-3": rpc error: code = Unknown desc = pinging docker registry returned: Get https://registry-connect.redhat.com/v2/: dial tcp: lookup registry-connect.redhat.com on 10.0.0.2:53: no such host
Warning Failed 3m52s (x4 over 5m22s) kubelet, ip-10-0-146-27.us-west-1.compute.internal Error: ErrImagePull
Normal BackOff 3m37s (x7 over 5m21s) kubelet, ip-10-0-146-27.us-west-1.compute.internal Back-off pulling image "registry-connect.redhat.com/couchbase/operator-backup:6.5.0-3"
Warning Failed 21s (x22 over 5m21s) kubelet, ip-10-0-146-27.us-west-1.compute.internal Error: ImagePullBackOff