[TASK] Add return type hint to convertFlexFormContentToArray()

Resolves: #105233
Related: #105231
Releases: main
Change-Id: Ie8aa214eae6ebe42a4a9c81864e78c65bb1dd437
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/86503


Reviewed-by: Oliver Bartsch <bo@cedev.de>
Tested-by: Stefan Bürk <stefan@buerk.tech>
Tested-by: Christian Kuhn <lolli@schwarzbu.ch>
Reviewed-by: Christian Kuhn <lolli@schwarzbu.ch>
Reviewed-by: Stefan Bürk <stefan@buerk.tech>
Tested-by: core-ci <typo3@b13.com>
Tested-by: Oliver Bartsch <bo@cedev.de>

typo3/sysext/core/Classes/Service/FlexFormService.php

@@ -33,9 +33,8 @@ class FlexFormService implements SingletonInterface
      * @param string $flexFormContent flexForm xml string
      * @param string $languagePointer language pointer used in the flexForm
      * @param string $valuePointer value pointer used in the flexForm
-     * @return array the processed array
      */
-    public function convertFlexFormContentToArray($flexFormContent, $languagePointer = 'lDEF', $valuePointer = 'vDEF')
+    public function convertFlexFormContentToArray($flexFormContent, $languagePointer = 'lDEF', $valuePointer = 'vDEF'): array
     {
         $settings = [];
         $flexFormArray = GeneralUtility::xml2array($flexFormContent);