Updated openstack/openstack
Project: openstack/keystone  897a82db063cf9becaba89f8c38b8b0e6a1a4f76

Add cloud auditing notification documentation

Added documentation that states that Keystone has added audit
notification support for operations like authentication using
the DMTF Cloud Auditing Data Federation (CADF) standard.

Change-Id: I63858d14f1b628597251c8980eae6a4fe626e83f