Issue #3348381 by rckstr_rohan, joachim: incorrect example code in Token docs

 * $user = User::load(1);

 *

 * // [date:...] tokens use the current date automatically.

 * $token_service = \Drupal::token();

 * $data = array('node' => $node, 'user' => $user);

 * return Token::replace($text, $data);

 * $result = $token_service->replace($text, $data);

 * return $result

 * @endcode

 *

 * Some tokens may be chained in the form of [$type:$pointer:$name], where $type