Trivial: Fix a typo.
Trivial: Fix a typo.

Change-Id: I236b4f53ee23cc97900e6244ab709404cc44a4ca

openstack/python-openstackclient,redhat-openstack/python-openstackclient,dtroyer/python-openstackclient,redhat-openstack/python-openstackclient,BjoernT/python-openstackclient,BjoernT/python-openstackclient,dtroyer/python-openstackclient,openstack/python-openstackclient