Correct case for 'virtual machines' in examples

Updated the examples in the Zonal services category to use lowercase for 'virtual machines'.

Author: staleycyn

learn-pr/wwl-azure/configure-virtual-machine-availability/includes/5-review-availability-zones.md

@@ -23,7 +23,7 @@ Azure services that support availability zones are divided into two categories.
 
 | Category | Description | Examples |
 | --- | --- | --- |
-| **Zonal services** | Azure _zonal_ services pin each resource to a specific zone. | - Azure Virtual Machines <br> - Azure managed disks <br> - Standard IP addresses |
+| **Zonal services** | Azure _zonal_ services pin each resource to a specific zone. | - Azure virtual machines <br> - Azure managed disks  |
 | **Zone-redundant services** | For Azure services that are zone-redundant, the platform replicates automatically across all zones. | - Azure Storage that's zone-redundant <br> - Azure SQL Database |
 
 > [!Note]