Updated openstack/openstack
Project: openstack/tempest  63d89fe4ad70497865cedc9d4cd4ed36f7a93666

Adds keystone roles v2 tests in v3

This submission is to add the tests missing in v3 and present in v2.
Submitting roles test cases.

Change-Id: I0e995848ed0019a4895cdff2b70795b5eaf9795a