public function migrate_4_12_hide_attendees_list() {
		/** @var \Tribe\Tickets\Migration\Queue_4_12 $migration */
		$migration = tribe( 'tickets.migration.queue_4_12' );

		// Trigger adding task to cron if it hasn't already been completed.
		if ( 'complete' !== $migration->get_current_offset() ) {
			$migration->register_scheduled_task();
		}
	}