Make kolla-build list-dependencies option work
Make kolla-build list-dependencies option work

Change-Id: I465cc8a79b12c188569c9537e14763a6bef8dd43
Closes-Bug:#1606450

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