zuul: run TripleO jobs with new zuulv3 layout
zuul: run TripleO jobs with new zuulv3 layout

Configure the layout to execute the scenario001 and 002 jobs.
Note that baremetal job will be run on stable/pike and container on
Queens and beyond.

A note has been added in comment explaining more details.

Change-Id: I8aa6e15c0a350e27058a16dab12b3a8baaf41838

openstack/aodh,openstack/aodh