Merge pull request #173973 from roygara/addZRSLim

Adding entries for Azure Backup and Azure Site Recovery.

Author: Court72

includes/disk-storage-zrs-limitations.md

@@ -5,12 +5,13 @@
  author: roygara
  ms.service: virtual-machines
  ms.topic: include
- ms.date: 07/01/2021
+ ms.date: 09/29/2021
  ms.author: rogarana
  ms.custom: include file
 ---
 
 ZRS for managed disks have the following restrictions:
 
 - Only supported with premium solid-state drives (SSD) and standard SSDs.
-- Currently available only in the West US 2, West Europe, North Europe, and France Central regions.
+- Currently available only in the West US 2, West Europe, North Europe, and France Central regions.
+- Can't currently be used with Azure Backup or Azure Site Recovery.