message: Derive `Eq` for `slider::State` again
diff: @@ -144,7 +144,7 @@ where
  }
  /// The local state of a [`Slider`].
  -#[derive(Debug, Clone, Copy, PartialEq, Default)]
  +#[derive(Debug, Clone, Copy, PartialEq, Eq, Default)]
  pub struct State {
  is_dragging: bool,
  }
  