Updated broken link

Updated broken link to fix warnings.

Author: GitaraniSharma-MSFT

articles/firewall/overview.md

@@ -14,7 +14,7 @@ ms.date: 11/07/2022
 
 # What is Azure Firewall?
 
-Azure Firewall is a cloud-native and intelligent network firewall security service that provides the best of breed threat protection for your cloud workloads running in Azure. It's a fully stateful, firewall as a service with built-in high availability and unrestricted cloud scalability. It provides both east-west and north-south traffic inspection. To learn what's east-west and north-south traffic, see [East-west and north-south traffic](https://learn.microsoft.com/azure/architecture/framework/security/design-network-flow#east-west-and-north-south-traffic).
+Azure Firewall is a cloud-native and intelligent network firewall security service that provides the best of breed threat protection for your cloud workloads running in Azure. It's a fully stateful, firewall as a service with built-in high availability and unrestricted cloud scalability. It provides both east-west and north-south traffic inspection. To learn what's east-west and north-south traffic, see [East-west and north-south traffic](/azure/architecture/framework/security/design-network-flow#east-west-and-north-south-traffic).
 
 Azure Firewall is offered in three SKUs: Standard, Premium, and Basic.