qemu: Skip pre-creation of NVMe disks
qemu: Skip pre-creation of NVMe disks

Upon migration with disks, libvirt determines if each disk exists
on the destination and tries to pre-create missing ones. Well,
NVMe disks can't be pre-created, but they can be checked for
presence.

Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=1823639

Signed-off-by: Michal Privoznik <83d82aaba2eed257f4814b0c239c260c4caaadf0@redhat.com>
Reviewed-by: Ján Tomko <4cab11cfb98d3c937327354a78eb07dbb6ee2bc6@redhat.com>

olafhering/libvirt,libvirt/libvirt,jfehlig/libvirt,libvirt/libvirt,nertpinx/libvirt,nertpinx/libvirt,olafhering/libvirt,zippy2/libvirt,crobinso/libvirt,libvirt/libvirt,libvirt/libvirt,nertpinx/libvirt,zippy2/libvirt,jardasgit/libvirt,crobinso/libvirt,jfehlig/libvirt,jardasgit/libvirt,jardasgit/libvirt,crobinso/libvirt,nertpinx/libvirt,jardasgit/libvirt,crobinso/libvirt,jardasgit/libvirt,olafhering/libvirt,zippy2/libvirt,zippy2/libvirt,jfehlig/libvirt,nertpinx/libvirt,jfehlig/libvirt,olafhering/libvirt