[BUGFIX] Escaping IRRE title once is enough

The title property of IRRE file relations (sys_file_reference) were
doubly escaped - once is enough.

Resolves: #88514
Releases: master, 9.5
Change-Id: I50f5f9db70cdd1af8fb6f7e9e2de1d3eb3f3cc0e
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/63814


Tested-by: Andreas Fernandez <a.fernandez@scripting-base.de>
Tested-by: TYPO3com <noreply@typo3.com>
Tested-by: Daniel Goerz <daniel.goerz@posteo.de>
Reviewed-by: Andreas Fernandez <a.fernandez@scripting-base.de>
Reviewed-by: Daniel Goerz <daniel.goerz@posteo.de>

typo3/sysext/core/Classes/Resource/Service/UserFileInlineLabelService.php

@@ -66,7 +66,7 @@ class UserFileInlineLabelService
                     }
                 }
 
-                $value = BackendUtility::getRecordTitlePrep(htmlspecialchars($fullTitle));
+                $value = BackendUtility::getRecordTitlePrep($fullTitle);
             } else {
                 if (isset($params['row'][$field])) {
                     $value = htmlspecialchars($params['row'][$field]);