This new job is a parent job allowing us to CD from Zuul via
bridge.openstack.org. Using Zuul project ssh keys we add_host bridge.o.o
to our running inventory on the executor then run ansible on bridge.o.o
to run an ansible playbook in
bridge.openstack.org:/opt/system-config/playbooks.
Change-Id: I5cd2dcc53ac480459a22d9e19ef38af78a9e90f7