gtklistboxrow: propagate in the draw vfunc
gtklistboxrow: propagate in the draw vfunc

So objects connected by g_signal_connect_after actually get
the signal.
This was causing an issue in the dnd highlight, since there
a cairo rectangle is draw using g_signal_connect_after on the draw
signal.

davidgumberg/gtk,grubersjoe/adwaita,grubersjoe/adwaita,davidgumberg/gtk,jigpu/gtk,jadahl/gtk,Adamovskiy/gtk,grubersjoe/adwaita,alexlarsson/gtk,Adamovskiy/gtk,chergert/gtk,chergert/gtk,jadahl/gtk,jadahl/gtk,chergert/gtk,jadahl/gtk,Adamovskiy/gtk,davidgumberg/gtk,grubersjoe/adwaita,grubersjoe/adwaita,davidgumberg/gtk,Adamovskiy/gtk,chergert/gtk,alexlarsson/gtk,alexlarsson/gtk,jigpu/gtk,jigpu/gtk,chergert/gtk,alexlarsson/gtk,Adamovskiy/gtk,Adamovskiy/gtk,davidgumberg/gtk,chergert/gtk,chergert/gtk,jigpu/gtk,Adamovskiy/gtk,jigpu/gtk,alexlarsson/gtk,jigpu/gtk,jadahl/gtk,grubersjoe/adwaita,davidgumberg/gtk,jigpu/gtk,davidgumberg/gtk,jadahl/gtk,jigpu/gtk,alexlarsson/gtk,alexlarsson/gtk,jadahl/gtk,jadahl/gtk,Adamovskiy/gtk,davidgumberg/gtk,grubersjoe/adwaita,chergert/gtk,grubersjoe/adwaita,alexlarsson/gtk