registration.php

<?php
/**
 *                     Mageplaza_Norwegian package
 *                     NOTICE OF LICENSE
 *
 *                     This source file is subject to the MIT License
 *                     that is bundled with this package in the file LICENSE.txt.
 *                     It is also available through the world-wide-web at this URL:
 *                     https://www.mageplaza.com/LICENSE.txt
 *
 *                     @category  Mageplaza
 *                     @package   Mageplaza_Norwegian
 *                     @copyright Copyright (c) 2017
 *                     @license   https://www.mageplaza.com/LICENSE.txt
 */

\Magento\Framework\Component\ComponentRegistrar::register(
    \Magento\Framework\Component\ComponentRegistrar::LANGUAGE,
    'mageplaza_nn_no',
    __DIR__
);