convert pbr to the new unified documentation jobs
convert pbr to the new unified documentation jobs

Depends-On: I885f1adf4fbfc1137c6c48039096bd7bdf89cbd3
Change-Id: I0bdc769ce6f065c8a7dc5eb53c778abe858cfe5c
Signed-off-by: Doug Hellmann <0798ebecfb7bc4dfb9d0445c2fa030eb64e1fa1c@doughellmann.com>

openstack-infra/project-config,openstack-infra/project-config