Adds stub file for PropertyPathInterface

Author: faizanakram99

extension.neon

@@ -29,6 +29,7 @@ parameters:
 		- stubs/NormalizerInterface.stub
 		- stubs/ParameterBag.stub
 		- stubs/Process.stub
+		- stubs/PropertyPathInterface.stub
 		- stubs/Session.stub
 
 parametersSchema:

stubs/PropertyPathInterface.stub

@@ -0,0 +1,10 @@
+<?php
+
+namespace Symfony\Component\PropertyAccess;
+
+/**
+ * @extends \Traversable<int, string>
+ */
+interface PropertyPathInterface extends \Traversable
+{
+}