Delete AdditionalConfiguration.php

html/typo3conf/AdditionalConfiguration.php

-<?php
-/**
- * This file is part of the TYPO3 CMS project.
- *
- * It is free software; you can redistribute it and/or modify it under
- * the terms of the GNU General Public License, either version 2
- * of the License, or any later version.
- *
- * For the full copyright and license information, please read the
- * LICENSE.txt file that was distributed with this source code.
- *
- * The TYPO3 project - inspiring people to share!
- */
-
-$GLOBALS['TYPO3_CONF_VARS']['SYS']['trustedHostsPattern'] = '.*';
-$GLOBALS['TYPO3_CONF_VARS']['BE']['loginSecurityLevel'] = 'normal';
\ No newline at end of file