Added CacheInterface stub

Author: YspMark

extension.neon

@@ -51,6 +51,7 @@ parameters:
 		- stubs/Symfony/Component/Validator/Constraint.stub
 		- stubs/Symfony/Component/Validator/ConstraintViolationInterface.stub
 		- stubs/Symfony/Component/Validator/ConstraintViolationListInterface.stub
+		- stubs/Symfony/Contracts/Cache/CacheInterface.stub
 		- stubs/Twig/Node/Node.stub
 
 parametersSchema:

stubs/Contracts/Cache/CacheInterface.stub

@@ -0,0 +1,14 @@
+<?php
+
+namespace Symfony\Contracts\Cache;
+
+class CacheInterface
+{
+    /**
+     * @template T
+     *
+     * @param callable:T $callback
+     * @return T
+     */
+    public function get(string $key, callable $callback, float $beta = null, array &$metadata = null);
+}