Switch to Zuul v3 testing
Switch to Zuul v3 testing

Change-Id: Ib3823eb2270fa42e9197718f9b2f2b97aa5d4640
Depends-On: I3d21011beb57e66cce8d18efb9f603f218258ee2

openstack/puppet-trove,openstack/puppet-trove,openstack/puppet-trove