Fix a bunch of other low-hanging style lints (#36498)

- **Fix a bunch of low hanging style lints like unnecessary-return**
- **Fix single worktree violation**
- **And the rest**

Release Notes:

- N/A

crates/settings_ui/src/ui_components/table.rs

@@ -731,7 +731,7 @@ impl<const COLS: usize> ColumnWidths<COLS> {
         }
         widths[col_idx] = widths[col_idx] + (diff - diff_remaining);
 
-        return diff_remaining;
+        diff_remaining
     }
 }