file chooser dialog: Make action changes work
file chooser dialog: Make action changes work

We were not listening for action changes to update the
save entry.

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