add stable compat jobs to python-barbicanclient
add stable compat jobs to python-barbicanclient

barbicanclient is used in stable/juno cinder, it needs to be tested
against that.

Change-Id: I520d88bd520158690ede803ef7c617fae22c1a5d

Tesora/tesora-project-config,coolsvap/project-config,anbangr/osci-project-config,open-switch/infra_project-config,anbangr/osci-project-config,noorul/os-project-config,citrix-openstack/project-config,open-switch/infra_project-config,openstack-infra/project-config,citrix-openstack/project-config,dongwenjuan/project-config,dongwenjuan/project-config,Tesora/tesora-project-config,openstack-infra/project-config,coolsvap/project-config,noorul/os-project-config