Fix doctest for EnvScope
@@ -40,7 +40,7 @@ impl<T: Data, W: Widget<T>> EnvScope<T, W> {
/// # fn build_widget() -> impl Widget<String> {
///
/// EnvScope::new(
- /// |env| {
+ /// |env, data| {
/// env.set(theme::LABEL_COLOR, Color::WHITE);
/// },
/// Label::new("White text!")
