Updated openstack/openstack
Project: openstack/python-openstackclient  7153ff41fbdbb6f4cb0c0e291c801669af66fcef

Include support for using oslo debugger in tests

Simply run `tox -e debug <test_name>` to get an interactive
debugging prompt

Change-Id: I09e5b844a33c2f0fd4230f01fbc6c0aa8d752545