Updated openstack/openstack
Project: openstack/keystone  52165802a6fe41ffc4a9da8792f0f08bcdb27d95

Sqlite files excluded from the repo

In order to avoid submission of sql database files by mistake, it was
added the pattern of those files into the .gitignore file.

Change-Id: Iaec6b15c8d879c42883de138fa70a2004ca9b2b5
Closes-Bug: #1347976