Updated openstack/openstack
Project: openstack/nova  d7a4e182867cc45659aff9ea7001ca14547af641

Fix KeyError for euca-describe-images

EC2 describe images crashes on volume backed instance snapshot which has
several volumes.

Change-Id: Ibe278688b118db01c9c3ae1763954adf19c7ee0d
Closes-bug: #1370265