Replace tabs with spaces in domain_all_settings.xml (#1489)
Replace tabs with spaces in domain_all_settings.xml (#1489)

The xml renderer stopped rendering tabs and now uses spaces instead, which made
the test fail.
electrofelix/vagrant-libvirt,vagrant-libvirt/vagrant-libvirt,electrofelix/vagrant-libvirt,vagrant-libvirt/vagrant-libvirt,vagrant-libvirt/vagrant-libvirt,electrofelix/vagrant-libvirt