Grant core/milestone to rebase changes in sahara
Grant core/milestone to rebase changes in sahara

Change-Id: Ibf8d05e895fa2cab8ed7b9d88159a520e5b8b068

openstack-infra/project-config,Tesora/tesora-project-config,coolsvap/project-config,citrix-openstack/project-config,coolsvap/project-config,open-switch/infra_project-config,noorul/os-project-config,anbangr/osci-project-config,citrix-openstack/project-config,dongwenjuan/project-config,osrg/project-config,Tesora/tesora-project-config,osrg/project-config,dongwenjuan/project-config,open-switch/infra_project-config,anbangr/osci-project-config,noorul/os-project-config,openstack-infra/project-config