/**
 * Implements hook_js_alter().
 */
function {{ machine_name }}_js_alter(&$javascript, \Drupal\Core\Asset\AttachedAssetsInterface $assets) {
  // Swap out jQuery to use an updated version of the library.
  $javascript['core/assets/vendor/jquery/jquery.min.js']['data'] = \Drupal::service('extension.list.module')->getPath('jquery_update') . '/jquery.js';
}