Drop obsolete update_com.woltlab.wcf_5.5.9_systemId.php

diff --git a/wcfsetup/install/files/acp/update_com.woltlab.wcf_5.5.9_systemId.php b/wcfsetup/install/files/acp/update_com.woltlab.wcf_5.5.9_systemId.php
deleted file mode 100644 (file)
index 909552a..0000000
--- a/wcfsetup/install/files/acp/update_com.woltlab.wcf_5.5.9_systemId.php
+++ /dev/null
@@ -1,18 +0,0 @@
-<?php
-
-/**
- * Reset the System ID to encourage a recheck for the OPCache check.
- *
- * @author Tim Duesterhus
- * @copyright 2001-2022 WoltLab GmbH
- * @license GNU Lesser General Public License <http://opensource.org/licenses/lgpl-license.php>
- * @package WoltLabSuite\Core
- */
-
-use wcf\system\Environment;
-use wcf\system\registry\RegistryHandler;
-
-RegistryHandler::getInstance()->delete(
-    'com.woltlab.wcf',
-    Environment::SYSTEM_ID_REGISTRY_KEY
-);