message: Increase scrolling speed in `Scrollable`
diff: @@ -163,7 +163,7 @@ where
  match delta {
  mouse::ScrollDelta::Lines { y, .. } => {
  // TODO: Configurable speed (?)
  - self.state.scroll(y * 15.0, bounds, content_bounds);
  + self.state.scroll(y * 60.0, bounds, content_bounds);
  }
  mouse::ScrollDelta::Pixels { y, .. } => {
  self.state.scroll(y, bounds, content_bounds);
  