ceph: cleanup the client crd between tests
ceph: cleanup the client crd between tests

The new CephClient CRD needed to be cleaned up between
the test suite runs.

Signed-off-by: Travis Nielsen <a8b474fdb3f77f44446f0ab9ddca8147b09b3a9e@redhat.com>

rook/rook,rook/rook,rook/nfs,rook/nfs,rook/rook,rook/rook,rook/rook,rook/nfs