Updated openstack/openstack
Project: openstack/nova  1587150dced53345fa6d39a205f7a8165119f05a

Fix EC2 instance type for a volume backed instance.

EC2 reports 'instance-store' type for a volume backed instance
which was booted with short root device name (no '/dev/' prefix).

This fix make instance type detection independent of addition
'dev' prefix to the instance root device name.

Change-Id: I6c2be09eaa91341e401bbc128b3efc79c60e345e
Closes-Bug: #1324400