message: Increase speed limit to `200` in `game_of_life`
diff: @@ -124,7 +124,7 @@ impl Application for GameOfLife {
  .push(
  Slider::new(
  &mut self.speed_slider,
  - 1.0..=20.0,
  + 1.0..=200.0,
  selected_speed as f32,
  Message::SpeedChanged,
  )
  