qemu: Use -machine when probing capabilities via QMP
qemu: Use -machine when probing capabilities via QMP

Using -machine instead of -M for QMP probing is safe because any QEMU
binary which is capable of QMP probing supports -machine.

Signed-off-by: Jiri Denemark <62bdf77dc47919a4d59a91822129d14633cfca81@redhat.com>

olafhering/libvirt,zippy2/libvirt,jfehlig/libvirt,nertpinx/libvirt,VenkatDatta/libvirt,fabianfreyer/libvirt,jfehlig/libvirt,libvirt/libvirt,jardasgit/libvirt,crobinso/libvirt,eskultety/libvirt,zippy2/libvirt,datto/libvirt,datto/libvirt,eskultety/libvirt,taget/libvirt,crobinso/libvirt,jardasgit/libvirt,olafhering/libvirt,libvirt/libvirt,andreabolognani/libvirt,andreabolognani/libvirt,nertpinx/libvirt,VenkatDatta/libvirt,eskultety/libvirt,olafhering/libvirt,fabianfreyer/libvirt,crobinso/libvirt,VenkatDatta/libvirt,fabianfreyer/libvirt,libvirt/libvirt,nertpinx/libvirt,eskultety/libvirt,datto/libvirt,jfehlig/libvirt,datto/libvirt,nertpinx/libvirt,libvirt/libvirt,andreabolognani/libvirt,zippy2/libvirt,olafhering/libvirt,VenkatDatta/libvirt,taget/libvirt,jardasgit/libvirt,eskultety/libvirt,taget/libvirt,jardasgit/libvirt,zippy2/libvirt,jfehlig/libvirt,taget/libvirt,jardasgit/libvirt,andreabolognani/libvirt,datto/libvirt,andreabolognani/libvirt,crobinso/libvirt,fabianfreyer/libvirt,nertpinx/libvirt,fabianfreyer/libvirt,VenkatDatta/libvirt,taget/libvirt