Updated openstack/openstack
Project: openstack/tempest  3dd8545b33e30c69e69d6a31bdefc77944d25ada

Log the credentials used to clear networks

Without knowing what credentials are used to cleanup its difficult to
figure out what "Clearing network: None, subnet: None, router: None"
means.

Change-Id: I649d64f8aecc77d13837b4f0a06911f975b5ccb8