rbd: delete volume if setallmetadata fails
rbd: delete volume if setallmetadata fails

If any operations fails after the volume creation
we will cleanup the omap objects, but it is missing
if setAllMetadata fails. This commits adds the code
to cleanup the rbd image if metadata operation fails.

Signed-off-by: Madhu Rajanna <60fbf37a92c2a0908e31296d18dadbec5a4dae17@gmail.com>

ceph/ceph-csi,ceph/ceph-csi,ceph/ceph-csi,ceph/ceph-csi