chore: remove the outdated copyright notices

The GPL headers named dreipunktnull and an old address and no longer
match the license of the code.

Co-Authored-By: Claude Opus 5.5 <[email protected]>

packages/ep_theme/Classes/ViewHelpers/ThemeClassesViewHelper.php

@@ -2,31 +2,6 @@
 
 namespace EP\EpTheme\ViewHelpers;
 
-/***************************************************************
- *
- *  Copyright notice
- *
- *  (c) 2021 Björn Fromme <[email protected]>, dreipunktnull
- *
- *  All rights reserved
- *
- *  This script is part of the TYPO3 project. The TYPO3 project is
- *  free software; you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation; either version 3 of the License, or
- *  (at your option) any later version.
- *
- *  The GNU General Public License can be found at
- *  http://www.gnu.org/copyleft/gpl.html.
- *
- *  This script is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- *
- *  This copyright notice MUST APPEAR in all copies of the script!
- ***************************************************************/
-
 use TYPO3Fluid\Fluid\Core\Rendering\RenderingContextInterface;
 use TYPO3Fluid\Fluid\Core\ViewHelper\AbstractViewHelper;