GtkPaned: Make sure the raise the handle window above children
GtkPaned: Make sure the raise the handle window above children

We need to show child windows and handle in the right order,
otherwise the input-only handle window ends up under the children
where it is useless.

Adamovskiy/gtk,Adamovskiy/gtk,jessevdk/gtk,jessevdk/gtk,grubersjoe/adwaita,Lyude/gtk-,alexlarsson/gtk,jadahl/gtk,jessevdk/gtk,davidgumberg/gtk,grubersjoe/adwaita,jadahl/gtk,Adamovskiy/gtk,Lyude/gtk-,jessevdk/gtk,davidgumberg/gtk,Lyude/gtk-,Lyude/gtk-,alexlarsson/gtk,jadahl/gtk,chergert/gtk,jigpu/gtk,Adamovskiy/gtk,jigpu/gtk,jadahl/gtk,Adamovskiy/gtk,jadahl/gtk,jessevdk/gtk,davidgumberg/gtk,Lyude/gtk-,chergert/gtk,alexlarsson/gtk,ahodesuka/gtk,alexlarsson/gtk,jadahl/gtk,chergert/gtk,ahodesuka/gtk,davidgumberg/gtk,grubersjoe/adwaita,grubersjoe/adwaita,davidgumberg/gtk,chergert/gtk,ahodesuka/gtk,jadahl/gtk,alexlarsson/gtk,alexlarsson/gtk,jigpu/gtk,jadahl/gtk,jigpu/gtk,alexlarsson/gtk,jigpu/gtk,ahodesuka/gtk,grubersjoe/adwaita,grubersjoe/adwaita,ahodesuka/gtk,Lyude/gtk-,Adamovskiy/gtk,ahodesuka/gtk,jessevdk/gtk,davidgumberg/gtk,chergert/gtk,jigpu/gtk,Lyude/gtk-,Adamovskiy/gtk,Adamovskiy/gtk,davidgumberg/gtk,ahodesuka/gtk,jigpu/gtk,chergert/gtk,Lyude/gtk-,alexlarsson/gtk,chergert/gtk,ahodesuka/gtk,chergert/gtk,grubersjoe/adwaita,davidgumberg/gtk,jigpu/gtk,grubersjoe/adwaita,jessevdk/gtk