fixup! make RectorNodeTraverser immutable

Author: TomasVotruba

src/PhpParser/NodeTraverser/RectorNodeTraverser.php

@@ -55,17 +55,6 @@ public function __construct(
     ) {
     }
 
-    //    /**
-    //     * @param Stmt[] $rectors
-    //     * @return Stmt[]
-    //     */
-    //    public function traverse(array $nodes): array
-    //    {
-    //        $this->prepareNodeVisitors();
-    //
-    //        return parent::traverse($nodes);
-    //    }
-
     /**
      * @param RectorInterface[] $rectors
      * @api used in tests to update the active rules