### Godot version

v4.2.dev4.mono.official [549fcce5f]

### System information

window10 64bit

### Issue description

![GIF 2023-9-1 22-39-07](https://github.com/godotengine/godot/assets/35988767/d7be4a45-f5f0-4408-8758-f4bf9f3c9c5d)


### Steps to reproduce

/

### Minimal reproduction project

/
vsc->add_child(fav_vb);
	fav_vb->set_custom_minimum_size(Size2(150, 100) * EDSCALE);
	fav_vb->set_v_size_flags(Control::SIZE_EXPAND_FILL);
	HBoxContainer *fav_hb = memnew(HBoxContainer);
	fav_vb->add_child(fav_hb);
	l = memnew(Label(TTR("Favorites:")));
	l->set_theme_type_variation("HeaderSmall");
	fav_hb->add_child(l);
	fav_hb->add_spacer();
	fav_up = memnew(Button);
	fav_up->set_flat(true);
	fav_hb->add_child(fav_up);
	fav_up->connect("pressed", callable_mp(this, &EditorFileDialog::_favorite_move_up));
	fav_down = memnew(Button);
	fav_down->set_flat(true);
	fav_hb->add_child(fav_down);
	fav_down->connect("pressed", callable_mp(this, &EditorFileDialog::_favorite_move_down));
	favorites = memnew(ItemList);
	fav_vb->add_child(favorites);
	favorites->set_v_size_flags(Control::SIZE_EXPAND_FILL);
	favorites->connect("item_selected", callable_mp(this, &EditorFileDialog::_favorite_selected));
	VBoxContainer *rec_vb = memnew(VBoxContainer);
	vsc->add_child(rec_vb);
	rec_vb->set_custom_minimum_size(Size2(150, 100) * EDSCALE);
	rec_vb->set_v_size_flags(Control::SIZE_EXPAND_FILL);
	recent = memnew(ItemList);
	recent->set_allow_reselect(true);
	rec_vb->add_margin_child(TTR("Recent:"), recent, true);
	recent->connect("item_selected", callable_mp(this, &EditorFileDialog::_recent_selected));
	VBoxContainer *item_vb = memnew(VBoxContainer);