Fix accidentally removing account namespace

Author: PineappleIOnic

docs/examples/account/update-payment-method.md

@@ -2,6 +2,7 @@ import { Client, Account } from "@appwrite.io/console";
 
 const client = new Client()
     .setEndpoint('https://cloud.appwrite.io/v1') // Your API Endpoint
+    .setProject('<YOUR_PROJECT_ID>'); // Your project ID
 
 const account = new Account(client);