update readme

README.md

@@ -17,7 +17,7 @@ Gemini Protocol library for PHP 8
 ```
 <?php
 
-$server = new \Yggverse\TitanII\Server();
+$server = new \Yggverse\TitanII\Server('IP', 1965);
 
 $server->setCert('cert.pem');
 $server->setKey('key.rsa');