Updated openstack/openstack
Project: openstack/python-keystoneclient  456afa153d0fd831686a50c19cc195da2820a6dd
null
Python 3: fix tests/test_utils.py

Only call decode('utf-8') on bytes, not on text strings.

Change-Id: Id856ab4775797d486831f5abb927429b8230c5c1