update author metadata

Author: halkazwini

articles/web-application-firewall/shared/application-ddos-protection.md

@@ -2,8 +2,8 @@
 title: Application DDoS protection
 titleSuffix: Azure Web Application Firewall
 description: This article explains how you can use Azure Web Application Firewall with Azure Front Door or Azure Application Gateway to protect your web applications against application layer DDoS attacks.
-author: duongau
-ms.author: duau
+author: halkazwini
+ms.author: halkazwini
 ms.service: azure-web-application-firewall
 ms.topic: concept-article
 ms.date: 03/31/2025