fix Authentication 4.0 rector ruleset

Author: LordSimal

config/rector/authentication40.php

@@ -1,7 +1,7 @@
 <?php
 declare(strict_types=1);
 
-use Cake\Upgrade\Rector\Set\CakePHPSetList;
+use Cake\Upgrade\Rector\CakePHPSetList;
 use Rector\Config\RectorConfig;
 
 return static function (RectorConfig $rectorConfig): void {

src/Rector/CakePHPSetList.php

@@ -5,6 +5,11 @@
 
 final class CakePHPSetList
 {
+    /**
+     * @var string
+     */
+    public const AUTHENTICATION_40 = __DIR__ . '/../../config/rector/sets/authentication40.php';
+
     /**
      * @var string
      */