Update howto-configure-privatelink-cli.md

changing -zone-name to  privatelink.postgres.database.azure.com from privatelink.postgres.database.windows.net

az network private-dns record-set a add-record --record-set-name myserver --zone-name privatelink.postgres.database.azure.com --resource-group myResourceGroup -a <Private IP Address>

Author: shshakya

articles/postgresql/howto-configure-privatelink-cli.md

@@ -114,7 +114,7 @@ az resource show --ids $networkInterfaceId --api-version 2019-04-01 -o json
  
 #Create DNS records 
 az network private-dns record-set a create --name myserver --zone-name privatelink.postgres.database.azure.com --resource-group myResourceGroup  
-az network private-dns record-set a add-record --record-set-name myserver --zone-name privatelink.postgres.database.windows.net --resource-group myResourceGroup -a <Private IP Address>
+az network private-dns record-set a add-record --record-set-name myserver --zone-name privatelink.postgres.database.azure.com --resource-group myResourceGroup -a <Private IP Address>
 ```
 
 > [!NOTE]