[FOLLOWUP][!!!][TASK] Remove deprecated LanguageService / label functionality

Remove the 4th argument of the call to 
`PageRenderer::addInlineLanguageLabelFile`.

Resolves: #80708
Releases: master
Change-Id: If4557ae60236c7617976524214f3f5857d9a1072
Reviewed-on: https://review.typo3.org/52623


Tested-by: TYPO3com <no-reply@typo3.com>
Reviewed-by: Wouter Wolters <typo3@wouterwolters.nl>
Tested-by: Wouter Wolters <typo3@wouterwolters.nl>
Reviewed-by: Benni Mack <benni@typo3.org>
Tested-by: Benni Mack <benni@typo3.org>

typo3/sysext/frontend/Classes/Page/PageGenerator.php

@@ -678,8 +678,7 @@ class PageGenerator
                 $pageRenderer->addInlineLanguageLabelFile(
                     $languageFile,
                     $languageFileConfig['selectionPrefix'] ?: '',
-                    $languageFileConfig['stripFromSelectionName'] ?: '',
-                    $languageFileConfig['errorMode'] ? (int)$languageFileConfig['errorMode'] : 0
+                    $languageFileConfig['stripFromSelectionName'] ?: ''
                 );
             }
         }