Updated openstack/openstack
Project: openstack/python-novaclient  5de4c4f91e51fb49265c4e019b05f2933e9ae1ec

Print message if instance is successfully deleted v3

Also change the message for v1_1.

Change-Id: I35eaf1a7670de79e3b75acaffe7ae13018b0a762
Closes-bug: 1312087