Update openstack repo in vagrant script
Update openstack repo in vagrant script

Change-Id: I99f940a3b12f8d63bac8f3d20bee242675fbba9e
Closes-Bug:#1495390

stackforge/kolla,dardelean/kolla-ansible,intel-onp/kolla,dardelean/kolla-ansible,mrangana/kolla,tonyli71/kolla,tonyli71/kolla,limamauricio/mykolla,toby82/kolla,nihilifer/kolla,toby82/kolla,GalenMa/kolla,intel-onp/kolla,rajalokan/kolla,stackforge/kolla,fdumpling/kolla,negronjl/kolla,mandre/kolla,rajalokan/kolla,negronjl/kolla,rajalokan/kolla,dardelean/kolla-ansible,mandre/kolla,toby82/kolla,openstack/kolla,coolsvap/kolla,rahulunair/kolla,GalenMa/kolla,fdumpling/kolla,rahulunair/kolla,limamauricio/mykolla,openstack/kolla,stackforge/kolla,limamauricio/mykolla,coolsvap/kolla,coolsvap/kolla,mandre/kolla,nihilifer/kolla,fdumpling/kolla,negronjl/kolla,mrangana/kolla