### Godot version

4.1.1

### System information

linux

### Issue description

[simplescreenrecorder-2023-08-30_15.01.51.webm](https://github.com/godotengine/godot-proposals/assets/71937306/537d92b9-4f98-4fe6-adf4-71297be0471a)

I guess this wasn't the case before since I could save a layout named "2 monitors".

### Steps to reproduce

press space

### Minimal reproduction project

none
Ref<InputEventKey> k = p_event;
	if (k.is_valid()) {
		if (!k->is_pressed()) {
			return;
		}
		if (k->is_action_pressed(SNAME("ui_accept"), false, true)) {
			_confirm_edit_theme_item();
			edit_theme_item_dialog->hide();
			edit_theme_item_dialog->set_input_as_handled();
		} else if (k->is_action_pressed(SNAME("ui_cancel"), false, true)) {
			edit_theme_item_dialog->hide();
			edit_theme_item_dialog->set_input_as_handled();
		}
	}
}
void ThemeItemEditorDialog::_open_select_another_theme() {