qxl: Remove unused group_id arg to fill_attr
qxl: Remove unused group_id arg to fill_attr

Acked-by: Frediano Ziglio <55d48b080b2e443e395cde84d2c83b135a4ff48e@redhat.com>

SPICE/spice,SPICE/spice,SPICE/spice,fgouget/spice,fgouget/spice,fgouget/spice,fgouget/spice