GtkButton: Queue a redraw on enter/leave
GtkButton: Queue a redraw on enter/leave

We currently getting a redraw for buttons, but that is just luck.
Better to make it explicit.

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