Updated openstack/openstack
Project: openstack/heat  5ea79d62b37c1123af0492317cebbe138d8da994
null
test_common_policy cleanups

Make test_common_policy.py a bit less repetitive, and ensure
VerifyAll is used consistently via cleanup

Change-Id: Ic7f017661d034c1968a6888c03c7492db9c47b3f