Skip the test_get_service_by_host_name

This patch skips the test_get_service_by_host_name to get cinder
changes merged [1]. String for host could include host@backend info.
The service cinder-volume has got the info for host in this format and
therefore it is missing in the service list.

[1] I21775106693176ca128dbfd9db0d43cfc58de00a

Related-Bug: #1530144
Change-Id: I4044ab15078ecf54447e1c6e67c27fc8d7c9d6f7
2 files changed