chore: fix formatting
Fixed the markdown formatting for the openWith? parameter options for the open function in shell module.
see:
@@ -394,7 +394,7 @@ type CommandEvent =
* or the one specified with `openWith`.
*
* The `openWith` value must be one of `firefox`, `google chrome`, `chromium` `safari`,
- * `open`, `start`, `xdg-open`, `gio`, gnome-open`, `kde-open` or `wslview`.
+ * `open`, `start`, `xdg-open`, `gio`, `gnome-open`, `kde-open` or `wslview`.
*
* @example
* ```typescript
