message: Fix vertical rule helper
diff: @@ -202,7 +202,7 @@ pub fn horizontal_rule<'a>(height: u16) -> widget::Rule<'a> {
  ///
  /// [`Rule`]: widget::Rule
  pub fn vertical_rule<'a>(width: u16) -> widget::Rule<'a> {
  - widget::Rule::horizontal(width)
  + widget::Rule::vertical(width)
  }
  /// Creates a new [`ProgressBar`].
  