Updated openstack/openstack
Project: openstack/nova  16877c0a0abd9b6a803b09439fd11cb95f675407

objects: introduce numa objects

This work is a prerequisite to convert VirtNUMAHostTopology
and VirtNUMATopologyCellUsage to objects

Change-Id: I6cafb1954f93a185fc9f570ee6091d75769075f4