Fix for stable/liberty job
Fix for stable/liberty job

Now that the keystone v2 job runs against stable liberty, we have
to look in a different location for the clouds.yaml file since it
was still being written to the home directory at that point.

Change-Id: I3afd99ef0d460b541d4000740ec045879c507358

openstack/python-openstacksdk,openstack-infra/shade,stackforge/python-openstacksdk,openstack/python-openstacksdk,stackforge/python-openstacksdk,dtroyer/python-openstacksdk,dtroyer/python-openstacksdk,openstack-infra/shade