Updated openstack/openstack
Project: openstack/nova  e2724a2038e4d5e4954fae82a62de09b91975612

VMware: use instance.uuid instead of instance['uuid']

Uses an instance object for deletion, port attach and detach.
These methods now receive an instance object instead of a dict.

TrivialFix

Change-Id: I1092d32f5144baac6dfdc919f5e827533c67e6d6