[TASK] Make TreeNodeCollection compatible with PHP 8

Adds the new parameter in ArrayObject::asort for PHP 8. As an additional parameter it's backwards-compatible with PHP 7.4.

Resolves: #92141
Related: #92138
Releases: master
Change-Id: I691bad5f19457b7456da1e624cf7289538317495
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/67226


Tested-by: Alexander Schnitzler <git@alexanderschnitzler.de>
Tested-by: TYPO3com <noreply@typo3.com>
Tested-by: Christian Kuhn <lolli@schwarzbu.ch>
Reviewed-by: Alexander Schnitzler <git@alexanderschnitzler.de>
Reviewed-by: Christian Kuhn <lolli@schwarzbu.ch>

typo3/sysext/backend/Classes/Tree/TreeNodeCollection.php

@@ -41,8 +41,10 @@ class TreeNodeCollection extends \ArrayObject
 
     /**
      * Sorts the internal nodes array
+     *
+     * @param int $flags Optional parameter, ignored. Added to be compatible with asort method signature in PHP 8.
      */
-    public function asort()
+    public function asort($flags = SORT_REGULAR)
     {
         $this->uasort([$this, 'nodeCompare']);
     }