Very minor cleanup to default_fixtures
Very minor cleanup to default_fixtures

The import wasn't being used so I removed it. Fixed a minor whitespace
issue.

Change-Id: I240250a45ab9e233964869e571b7ee84b03c7c74

promptworks/keystone,jamielennox/keystone,rushiagr/keystone,mahak/keystone,maestro-hybrid-cloud/keystone,idjaw/keystone,ilay09/keystone,reeshupatel/demo,jumpstarter-io/keystone,JioCloud/keystone,openstack/keystone,dims/keystone,ilay09/keystone,rushiagr/keystone,takeshineshiro/keystone,jonnary/keystone,jonnary/keystone,nuxeh/keystone,reeshupatel/demo,idjaw/keystone,roopali8/keystone,nuxeh/keystone,ging/keystone,rajalokan/keystone,ajayaa/keystone,MaheshIBM/keystone,rajalokan/keystone,himanshu-setia/keystone,vivekdhayaal/keystone,openstack/keystone,mahak/keystone,dstanek/keystone,reeshupatel/demo,cernops/keystone,maestro-hybrid-cloud/keystone,klmitch/keystone,ilay09/keystone,UTSA-ICS/keystone-kerberos,dstanek/keystone,jamielennox/keystone,ging/keystone,jumpstarter-io/keystone,jumpstarter-io/keystone,rodrigods/keystone,nuxeh/keystone,takeshineshiro/keystone,blueboxgroup/keystone,dstanek/keystone,rushiagr/keystone,MaheshIBM/keystone,ajayaa/keystone,blueboxgroup/keystone,klmitch/keystone,rodrigods/keystone,himanshu-setia/keystone,UTSA-ICS/keystone-kerberos,promptworks/keystone,openstack/keystone,mahak/keystone,roopali8/keystone,promptworks/keystone,JioCloud/keystone,cernops/keystone,dims/keystone,rajalokan/keystone,vivekdhayaal/keystone,vivekdhayaal/keystone