gitignore follow up for docs/ rename
gitignore follow up for docs/ rename

Change-Id: I9402b47a61acbd78028ff6f74838b2f5074b9f97

derekchiang/keystone,derekchiang/keystone,sileht/deb-openstack-keystone,savi-dev/keystone,rickerc/keystone_audit,rajalokan/keystone,blueboxgroup/keystone,rajalokan/keystone,rushiagr/keystone,JioCloud/keystone,jamielennox/keystone,savi-dev/keystone,ilay09/keystone,sileht/deb-openstack-keystone,vivekdhayaal/keystone,roopali8/keystone,JioCloud/keystone,cbrucks/keystone_ldap,dsiddharth/access-keys,maestro-hybrid-cloud/keystone,citrix-openstack-build/keystone,cloudbau/keystone,rajalokan/keystone,takeshineshiro/keystone,openstack/keystone,nuxeh/keystone,derekchiang/keystone,promptworks/keystone,cbrucks/Federated_Keystone,ging/keystone,jumpstarter-io/keystone,blueboxgroup/keystone,cbrucks/keystone_ldap,dsiddharth/access-keys,cbrucks/Federated_Keystone,roopali8/keystone,vivekdhayaal/keystone,townbull/keystone-dtrust,jumpstarter-io/keystone,citrix-openstack-build/keystone,kwss/keystone,takeshineshiro/keystone,nuxeh/keystone,dstanek/keystone,jumpstarter-io/keystone,idjaw/keystone,ajayaa/keystone,ntt-sic/keystone,ajayaa/keystone,maestro-hybrid-cloud/keystone,himanshu-setia/keystone,jonnary/keystone,cloudbau/keystone,promptworks/keystone,rodrigods/keystone,dsiddharth/access-keys,jamielennox/keystone,cloudbau/keystone,klmitch/keystone,UTSA-ICS/keystone-kerberos,mahak/keystone,rickerc/keystone_audit,rushiagr/keystone,ging/keystone,idjaw/keystone,reeshupatel/demo,ilay09/keystone,ntt-sic/keystone,mahak/keystone,promptworks/keystone,UTSA-ICS/keystone-kerberos,savi-dev/keystone,vivekdhayaal/keystone,cbrucks/Federated_Keystone,citrix-openstack-build/keystone,sileht/deb-openstack-keystone,cernops/keystone,townbull/keystone-dtrust,ntt-sic/keystone,townbull/keystone-dtrust,jonnary/keystone,cbrucks/keystone_ldap,nuxeh/keystone,reeshupatel/demo,openstack/keystone,MaheshIBM/keystone,mahak/keystone,himanshu-setia/keystone,ilay09/keystone,kwss/keystone,rushiagr/keystone,cernops/keystone,rickerc/keystone_audit,dims/keystone,dims/keystone,dstanek/keystone,dstanek/keystone,MaheshIBM/keystone,kwss/keystone,rodrigods/keystone,openstack/keystone,reeshupatel/demo,klmitch/keystone