message: Complete `hash_layout` for `menu::List`
diff: @@ -113,6 +113,9 @@ where
  fn hash_layout(&self, state: &mut Hasher, position: Point) {
  use std::hash::Hash;
  + struct Marker;
  + std::any::TypeId::of::<Marker>().hash(state);
  +
  (position.x as u32).hash(state);
  (position.y as u32).hash(state);
  }
  @@ -138,10 +141,11 @@ where
  clipboard,
  );
  + let option_was_selected = current_messages < messages.len();
  +
  match event {
  Event::Mouse(mouse::Event::ButtonPressed(mouse::Button::Left))
  - if !bounds.contains(cursor_position)
  - || current_messages < messages.len() =>
  + if !bounds.contains(cursor_position) || option_was_selected =>
  {
  *self.is_open = false;
  }
  @@ -245,7 +249,12 @@ where
  fn hash_layout(&self, state: &mut Hasher) {
  use std::hash::Hash as _;
  - 0.hash(state);
  + struct Marker;
  + std::any::TypeId::of::<Marker>().hash(state);
  +
  + self.options.len().hash(state);
  + self.text_size.hash(state);
  + self.padding.hash(state);
  }
  fn on_event(
  