Patrole should only test glance v2 api.

This is with regards to
[0] https://docs.openstack.org/releasenotes/tempest/v16.0.0.html
Deprecating glance v1 in patrole and only testing glance v2.

Change-Id: I5b2e47542b8e6a7a9c0ce7f5c9d4c76291fac8c1
Closes-Bug: #1685938
14 files changed