Removes useless string
Removes useless string

Change-Id: Ia19078f6fd3cd2cd0942da10dadf63be8eaef3c8

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