Update how-application-gateway-works.md

JackStromberg · web-flow · commit 3e2c03887457 · 2023-02-17T19:04:49.000-06:00
diff --git a/articles/application-gateway/how-application-gateway-works.md b/articles/application-gateway/how-application-gateway-works.md
@@ -5,7 +5,7 @@ services: application-gateway
 author: greg-lindsay
 ms.service: application-gateway
 ms.topic: conceptual
-ms.date: 09/13/2022
+ms.date: 2/17/2023
 ms.author: greglin
 ---
 
