Updated openstack/openstack
Project: openstack/nova  435aa34f59fbd6b8ef677128ca49bb595d80e305

neutronv2: treat instance like object in allocate_for_instance

The allocate_for_instance method gets an instance object from the
compute manager so treat it like an object by using dot notation.

Updates the existing unit tests to use an instance object.

Part of blueprint compute-manager-objects-juno

Change-Id: Ia9305a67d1b9bd8601443da3288f710ab02b3f37