Unpin ARA, update callback location
Unpin ARA, update callback location

ARA 0.9.2 was released which deprecates the previous callback location
in favor of a new one. The deprecated location still works but let's
move to the new one right away.

Change-Id: I8a10d5855ab6f813e52cc6efce5bcfe91d9c3f92

intel-onp/kolla,GalenMa/kolla,stackforge/kolla,mrangana/kolla,rahulunair/kolla,coolsvap/kolla,coolsvap/kolla,dardelean/kolla-ansible,openstack/kolla,nihilifer/kolla,mrangana/kolla,dardelean/kolla-ansible,nihilifer/kolla,coolsvap/kolla,openstack/kolla,GalenMa/kolla,stackforge/kolla,intel-onp/kolla,rahulunair/kolla,dardelean/kolla-ansible,stackforge/kolla