support sendgrid-php ^8.0

Author: aozisik

composer.json

@@ -15,7 +15,7 @@
         "php": ">=7.2",
         "illuminate/notifications": "^7.0|^8.0|^9.0",
         "illuminate/support": "^7.0|^8.0|^9.0",
-        "sendgrid/sendgrid": "^7.11"
+        "sendgrid/sendgrid": "^7.11|^8.0"
     },
     "require-dev": {
         "friendsofphp/php-cs-fixer": "^3.8",