Switch to www_authenticate_uri for zaqar
Switch to www_authenticate_uri for zaqar

puppet-zaqar switched to www_authenticate_uri in
[1], update puppet-openstack-integration for the same.

[1] https://review.openstack.org/#/c/558446/

Change-Id: I87191caf434fb2cfdfcc6ffbfeb0396e3f092638

openstack/puppet-openstack-integration,openstack/puppet-openstack-integration,openstack/puppet-openstack-integration