message: Remove unnecessary type annotations in `Slider`
diff: @@ -198,9 +198,9 @@ where
  } else if cursor_position.x >= bounds.x + bounds.width {
  messages.push((self.on_change)(*self.range.end()));
  } else {
  - let step: f64 = self.step.into();
  - let start: f64 = (*self.range.start()).into();
  - let end: f64 = (*self.range.end()).into();
  + let step = self.step.into();
  + let start = (*self.range.start()).into();
  + let end = (*self.range.end()).into();
  let percent = f64::from(cursor_position.x - bounds.x)
  / f64::from(bounds.width);
  