[TASK] Remove AJAX plugin

Configuration/TCA/Overrides/tt_content.php

@@ -74,9 +74,5 @@ call_user_func(
 		\TYPO3\CMS\Core\Utility\ExtensionManagementUtility::addPiFlexFormValue(
 			$pluginSignature, 'FILE:EXT:' . $extKey . '/Configuration/FlexForms/Latest.xml'
 		);
-
-		if (\TYPO3\CMS\Core\Utility\ExtensionManagementUtility::isLoaded('sg_ajax')) {
-			\SGalinski\SgAjax\Service\AjaxRegistration::registerAjaxFrontendPlugin($extKey);
-		}
 	}, 'sg_news', 'tt_content'
 );