Update overview.md

Author: laujan

articles/ai-services/translator/translator-pro/overview.md

@@ -151,4 +151,4 @@ Use the following link to sign up for and try Microsoft Translator Pro:
 
 * [**Microsoft Translator Pro Limited Access**](https://aka.ms/TranslatorProGatingForm)
 * [**Language support**](language-support.md)
-* [**Frequently asked questions (FAQ)**](faq.md)
+* [**Frequently asked questions (FAQ)**](faq.yml)