message-dialog: Tweak sizing
Introduce minimum and maixmum sizes so the dialog doesn't grow too large and uses vertical buttons instead for very long buttons, even on desktop.
width-request on the dialog of children can still stretch it.
Introduce minimum and maixmum sizes so the dialog doesn't grow too large and uses vertical buttons instead for very long buttons, even on desktop.
width-request on the dialog of children can still stretch it.