[BUGFIX] Missing rootline in BE ConditionMatcher if page id is determ…

…ined

Resolves: #96308
Releases: main, 11.5, 10.4
Change-Id: Ibcbda7fd97a338d721cf00b38026727e941c72ac
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/72681
Tested-by: core-ci <typo3@b13.com>
Tested-by: Christian Kuhn <lolli@schwarzbu.ch>
Reviewed-by: Christian Kuhn <lolli@schwarzbu.ch>

typo3/sysext/backend/Classes/Configuration/TypoScript/ConditionMatching/ConditionMatcher.php

@@ -38,7 +38,7 @@ public function __construct(Context $context = null, int $pageId = null, array $
         $this->context = $context ?? GeneralUtility::makeInstance(Context::class);
         $this->pageId = $pageId ?? $this->determinePageId();
         if ($rootLine === null) {
-            $rootLine = BackendUtility::BEgetRootLine($pageId, '', true);
+            $rootLine = BackendUtility::BEgetRootLine($this->pageId, '', true);
             ksort($rootLine);
         }
         $this->rootline = $rootLine;