Add additional reviewer to performance diagnostics doc

Author: Simonx Xu

support/azure/virtual-machines/windows/performance-diagnostics.md

@@ -12,7 +12,7 @@ ms.workload: infrastructure-services
 ms.topic: troubleshooting
 ms.date: 01/09/2025
 ms.custom: sap:VM Performance
-ms.reviewer: guywild
+ms.reviewer: guywild, poharjan
 ms.author: anandh
 
 # Customer intent: As a VM administrator or a DevOps engineer, I want to analyze and troubleshoot performance issues on my Azure virtual machine so that I can resolve these issues myself or share Performance Diagnostics information with Microsoft Support.