message: Simplify `Clock::new` in `clock` example
diff: @@ -22,11 +22,9 @@ impl Application for Clock {
  type Message = Message;
  fn new() -> (Self, Command<Message>) {
  - let now: LocalTime = chrono::Local::now().into();
  -
  (
  Clock {
  - now,
  + now: chrono::Local::now().into(),
  clock: canvas::layer::Cached::new(),
  },
  Command::none(),
  