Updated openstack/openstack
Project: openstack/keystone  f96bad0c350e220eb4da80aa5e0eb4a9d7b9c581

Making KvsInheritanceTests use backend KVS

The KvsInheritanceTests does not use backend
KVS as identity driver. This patch fix this
by setting it in the config_overrides method.

Change-Id: I45e80e18d7dbcd027493755a8bd30c3fc7e09638
Closes-Bug: 1364618