Remove hostname from 127.0.0.1
Remove hostname from 127.0.0.1

We need this hostname to resolve to api_interface.

Change-Id: Ie66c1abc2d5a16c56cb5b83e48787efd5bf54fc3
Closes-Bug: #1634910

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