Updated openstack/openstack
Project: openstack/cinder  d8e8de704f534dee3b6d1d7d24b00b631f3af00a

Add unit test to cinder cgsnapshot api

This patch adds unit tests to cgsnapshot create api,
in case cgsnapshot is invalid or can not be found.

Change-Id: I6ec73b8db413e5c085f8a48830f5e1446c2d7240