Update .gitreview for new namespace
Update .gitreview for new namespace

Change-Id: I94cd33e9d67b12a14ce592e157d492b4a3831ce4

stackforge/tacker,zeinsteinz/tacker,stackforge/tacker,zeinsteinz/tacker,trozet/tacker,priya-pp/Tacker,trozet/tacker,priya-pp/Tacker,openstack/tacker,openstack/tacker,openstack/tacker