Address build warning.

TimShererWithAquent · TimShererWithAquent · commit 7e6ee9fa2221 · 2023-08-07T10:53:42.000-07:00
diff --git a/articles/virtual-machines/backup-and-disaster-recovery-for-azure-iaas-disks.md b/articles/virtual-machines/backup-and-disaster-recovery-for-azure-iaas-disks.md
@@ -6,7 +6,6 @@
   ms.topic: conceptual
   ms.date: 08/01/2023
   ms.author: rogarana
-  ms.subservice: disks
 ---
 
 # Backup and disaster recovery for Azure managed disks
