Remove trailing space from string
Remove trailing space from string

There was an extra space at the end of the debug log string.

Change-Id: I96a231d136a829e049a4e026ed07ff3730eeb388

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