fix errors reported by lints

src/cursor.rs

@@ -249,7 +249,7 @@ impl CursorMove {
                 let row = row.checked_sub(1)?;
                 Some((row, fit_col(col, &lines[row])))
             }
-            Down => (Some((row + 1, fit_col(col, lines.get(row + 1)?)))),
+            Down => Some((row + 1, fit_col(col, lines.get(row + 1)?))),
             Head => Some((row, 0)),
             End => Some((row, lines[row].chars().count())),
             Top => Some((0, fit_col(col, &lines[0]))),

src/widget.rs

@@ -116,7 +116,9 @@ impl<'a> Widget for Renderer<'a> {
         let top_col = next_scroll_top(top_col, cursor.1 as u16, width);
 
         let text = self.text(top_row as usize, height as usize);
-        let mut inner = Paragraph::new(text).style(self.0.style()).alignment(self.0.alignment());
+        let mut inner = Paragraph::new(text)
+            .style(self.0.style())
+            .alignment(self.0.alignment());
         if let Some(b) = self.0.block() {
             inner = inner.block(b.clone());
         }