zuul/layout/puppet: run scenario004 on p-o-i
zuul/layout/puppet: run scenario004 on p-o-i

Run scenario004 job on puppet-openstack-integration CI.
Later we'll move 004 among other scenarios layout but for now it's
experimental.

Change-Id: I48df4599c560b8afb07b9a40949ad39100622852

dongwenjuan/project-config,Tesora/tesora-project-config,dongwenjuan/project-config,openstack-infra/project-config,Tesora/tesora-project-config,openstack-infra/project-config