WIP: virt-manager: bump version 0.9.1 -> 0.10.0

FIXME: Fails at runtime:

  $ ./result/bin/virt-manager
  ERROR:root:Could not find any typelib for LibvirtGLib
  Traceback (most recent call last):
    File "/nix/store/p5mp949clwqj05kdrk4r4hrw156649mr-virt-manager-0.10.0/share/virt-manager/.virt-manager-wrapped", line 33, in <module>
      from gi.repository import LibvirtGLib
  ImportError: cannot import name LibvirtGLib

TODO: Are all the old dependencies still needed?