add insights badge

Author: freekmurze

README.md

@@ -4,7 +4,7 @@
 [![Software License](https://img.shields.io/badge/license-MIT-brightgreen.svg?style=flat-square)](LICENSE.md)
 [![Build Status](https://img.shields.io/travis/laravel-notification-channels/messagebird/master.svg?style=flat-square)](https://travis-ci.org/laravel-notification-channels/messagebird)
 [![StyleCI](https://styleci.io/repos/65683649/shield)](https://styleci.io/repos/65683649)
-[![SensioLabsInsight](https://img.shields.io/sensiolabs/i/xxx.svg?style=flat-square)](https://insight.sensiolabs.com/projects/xxx)
+[![SensioLabsInsight](https://img.shields.io/sensiolabs/i/357bb8d3-2163-45be-97f2-ce71434a4379.svg?style=flat-square)](https://insight.sensiolabs.com/projects/357bb8d3-2163-45be-97f2-ce71434a4379)
 [![Quality Score](https://img.shields.io/scrutinizer/g/laravel-notification-channels/messagebird.svg?style=flat-square)](https://scrutinizer-ci.com/g/laravel-notification-channels/messagebird)
 [![Total Downloads](https://img.shields.io/packagist/dt/laravel-notification-channels/messagebird.svg?style=flat-square)](https://packagist.org/packages/laravel-notification-channels/messagebird)