Add suggest for zendframework/zend-diactoros

Author: stayallive

composer.json

@@ -28,6 +28,9 @@
         "symfony/psr-http-message-bridge": "^1.0 | ^2.0",
         "nyholm/psr7": "^1.0"
     },
+    "suggest": {
+        "zendframework/zend-diactoros": "When using Laravel 5.1 - 5.8 this package can help get more accurate request info, not used on Laravel 6+ (https://laravel.com/docs/5.8/requests#psr7-requests)"
+    },
     "require-dev": {
         "phpunit/phpunit": "^5.7 | ^6.5 | ^7.5 | ^8.4 | ^9.3",
         "laravel/framework": "5.0 - 5.8 | ^6.0 | ^7.0 | ^8.0",