scenario002: enable zaqar again
scenario002: enable zaqar again

https://bugs.launchpad.net/zaqar/+bug/1583358 is fixed & released, so we
can enable Zaqar testing again.

Change-Id: I9423ea4b3afeb858d37da124b757bfeb2d7feaed

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