[BUGFIX] Correct wrong type annotation for drawItem_footer hook

Change-Id: I10e4061dcb54dda3460d248bc7ae436ee12103a0
Resolves: #84636
Releases: master, 8.7
Reviewed-on: https://review.typo3.org/56575
Reviewed-by: Wouter Wolters <typo3@wouterwolters.nl>
Tested-by: TYPO3com <no-reply@typo3.com>
Reviewed-by: Anja Leichsenring <aleichsenring@ab-softlab.de>
Tested-by: Anja Leichsenring <aleichsenring@ab-softlab.de>
Reviewed-by: Jan Helke <typo3@helke.de>
Tested-by: Jan Helke <typo3@helke.de>
Reviewed-by: Tim Schreiner <schreiner.tim@gmail.com>
Tested-by: Tim Schreiner <schreiner.tim@gmail.com>
Reviewed-by: Andreas Fernandez <a.fernandez@scripting-base.de>
Tested-by: Andreas Fernandez <a.fernandez@scripting-base.de>

typo3/sysext/backend/Classes/View/PageLayoutViewDrawFooterHookInterface.php

@@ -24,7 +24,7 @@ interface PageLayoutViewDrawFooterHookInterface
      * Preprocesses the preview footer rendering of a content element.
      *
      * @param \TYPO3\CMS\Backend\View\PageLayoutView $parentObject Calling parent object
-     * @param string $info Processed values
+     * @param array $info Processed values
      * @param array $row Record row of tt_content
      */
     public function preProcess(\TYPO3\CMS\Backend\View\PageLayoutView &$parentObject, &$info, array &$row);