Updated openstack/openstack
Project: openstack/sahara  3bf970dffa218755ce3acedabca8d6d7eaf5b92b

Fix broken unit tests

After alembic update output of 'history' command in alembic changed

Change-Id: I965250b25fc43a90a6df73316021f61b2a5e714d
Closes-bug: #1396117