Update vnet-deployment.md

Author: orspod

articles/data-explorer/vnet-deployment.md

@@ -21,9 +21,6 @@ Azure Data Explorer supports deploying a cluster into a subnet in your Virtual N
 * Connect your on-premises network to Azure Data Explorer cluster's subnet.
 * Secure your data connection sources ([Event Hub](/azure/event-hubs/event-hubs-about) and [Event Grid](/azure/event-grid/overview)) with [service endpoints](/azure/virtual-network/virtual-network-service-endpoints-overview).
 
-> [!NOTE]
-> The Virtual Network integration and deployment is in preview mode. To enable this feature, open a [support ticket](https://ms.portal.azure.com/#blade/Microsoft_Azure_Support/HelpAndSupportBlade/overview).
-
 ## Access your Azure Data Explorer cluster in your VNet
 
 You can access your Azure Data Explorer cluster using the following IP addresses for each service (engine and data management services):