Update faq.mdx - async/await has arrived on ReScript 10.1

Author: micklat

pages/docs/manual/latest/faq.mdx

@@ -49,7 +49,7 @@ Currently, we're actively working on the editor support.
 
 **When will we get the `async/await` keywords?**
 
-See our answer on the [Async & Promise](promise) page's intro.
+async/await has arrived in ReScript 10.1!
 
 **Why create a new syntax?**