Updated openstack/openstack
Project: openstack/keystone  6ddd5306378afa8ac88e7aeb0a3e75fcdb3e55de
null
Reduce environment logging

The log message for configuring the environment as eventlet was
at the info level. Operators don't find this detail interesting
so this should be logged at debug level.

Change-Id: Ic78c5af0c781f6e1e427dbf40da0a8bee9762ea2