### 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

/
int current = p_item;
	if (current < 0 || current >= item_list->get_item_count()) {
		return;
	}
	Dictionary d = item_list->get_item_metadata(current);
	if (!d["dir"]) {
		file->set_text(d["name"]);
		_request_single_thumbnail(get_current_dir().path_join(get_current_file()));
		
		set_ok_button_text(TTR("Open"));
	} else if (mode == FILE_MODE_OPEN_DIR || mode == FILE_MODE_OPEN_ANY) {
		file->set_text("");
		set_ok_button_text(TTR("Select This Folder"));
	}
	get_ok_button()->set_disabled(_is_open_should_be_disabled());
}
void EditorFileDialog::_multi_selected(int p_item, bool p_selected) {
	int current = p_item;
	if (current < 0 || current >= item_list->get_item_count()) {
		return;
	}
	Dictionary d = item_list->get_item_metadata(current);
	if (!d["dir"] && p_selected) {
		file->set_text(d["name"]);
		_request_single_thumbnail(get_current_dir().path_join(get_current_file()));
	}
	get_ok_button()->set_disabled(_is_open_should_be_disabled());
}
void EditorFileDialog::_items_clear_selection(const Vector2 &p_pos, MouseButton p_mouse_button_index) {