Fix phpstan

Author: samsonasik

phpstan.neon

@@ -476,4 +476,4 @@ parameters:
             message: '#Unable to resolve the template type T in call to static method Webmozart\\Assert\\Assert\:\:isInstanceOfAny\(\)#'
             path: rules/DeadCode/Rector/FunctionLike/NarrowWideUnionReturnTypeRector.php
 
-        - '#Provide more specific return type "Iterator" over abstract one#'
+        - '#Provide more specific return type "Iterator|PhpParser\\Node" over abstract one#'