The pci-assign device is so old school that no one uses it. All
modern systems have adapted VFIO. Switch our xml2argv test too.
Signed-off-by: NMichal Privoznik <mprivozn@redhat.com>
Tested-by: NDaniel Henrique Barboza <danielhb413@gmail.com>
Reviewed-by: NDaniel Henrique Barboza <danielhb413@gmail.com>