fix PHPDoc

lib/private/ocs/result.php

@@ -50,6 +50,7 @@ class OC_OCS_Result{
 	 * @param mixed $data the data to return
 	 * @param int $code
 	 * @param null|string $message
+	 * @param array $headers
 	 */
 	public function __construct($data = null, $code = 100, $message = null, $headers = []) {
 		if ($data === null) {