Updated openstack/openstack
Project: openstack/keystone  7d9b8dcb1221ea9e3ea5988a1c0498fb90b84c98

Lower log level for notification registration

Registering an internal notification isn't something that an admin
would generally be interested in, and if they are they can configure
debug logging for keystone.notifications.

Closes-Bug: #1363704

Change-Id: Id7cd3bf2e1f373b818329978553eb53af399386c