Fix config updater to specify branch
Fix config updater to specify branch

Specify the branch on git-review.

Change-Id: I7006bb28b6aacff2ded0d1ae160586e4ca094b4d

openstack-infra/project-config,openstack-infra/project-config,coolsvap/project-config,dongwenjuan/project-config,anbangr/osci-project-config,Tesora/tesora-project-config,dongwenjuan/project-config,Tesora/tesora-project-config,coolsvap/project-config,noorul/os-project-config,noorul/os-project-config,anbangr/osci-project-config