Implements hook_migration_plugins_alter().
@todo refactor/rethink this when https://www.drupal.org/project/drupal/issues/2904765 is resolved
function paragraphs_migration_plugins_alter(array &$migrations) {
$migration_plugins_alterer = \Drupal::service('paragraphs.migration_plugins_alterer');
assert($migration_plugins_alterer instanceof MigrationPluginsAlterer);
$migration_plugins_alterer
->alterMigrationPlugins($migrations);
}