Add method to remove the pending request of the client

Author: thijsvdanker

src/Runtime/ClientRuntimeContext.php

@@ -195,6 +195,17 @@ public function getPendingRequest()
         return $this->pendingRequest;
     }
 
+    /**
+     * Removes the pending request.
+     */
+    public function removePendingRequest()
+    {
+        if (!isset($this->pendingRequest)) {
+            return;
+        }
+        unset($this->pendingRequest);
+    }
+
     /**
      * @return Version
      */