Adding PHP 8 support

Author: Okipa

CHANGELOG.md

@@ -2,6 +2,10 @@
 
 All notable changes to `webhook` will be documented in this file
 
+## 2.2.0 - 2020-11-11
+
+* Added PHP 8 support.
+
 ## 2.1.0 - 2020-08-21
 
 * Added Laravel 8 support.

README.md

@@ -9,7 +9,7 @@
 [![Code Coverage](https://img.shields.io/scrutinizer/coverage/g/laravel-notification-channels/webhook/master.svg?style=flat-square)](https://scrutinizer-ci.com/g/laravel-notification-channels/webhook/?branch=master)
 [![Total Downloads](https://img.shields.io/packagist/dt/laravel-notification-channels/webhook.svg?style=flat-square)](https://packagist.org/packages/laravel-notification-channels/webhook)
 
-This package makes it easy to send webhooks using the Laravel notification system. Supports 5.5+. 6.x and 7.x.
+This package makes it easy to send webhooks using the Laravel notification system. Supports 5.5+, 6.x, 7.x and 8.x.
 
 ## Contents