Remove preview language from Arc Gateway link text

Author: david-emakenemi

articles/iot-operations/manage-layered-network/overview-layered-network.md

@@ -105,7 +105,7 @@ Azure IoT Operations can use the following Azure services to simplify and secure
 
 The Azure Arc gateway acts as a network proxy that lets you simplify network configuration requirements by reducing the number of Azure endpoints to allow through your firewall. By routing traffic through the gateway, you can simplify firewall rules and reduce the need for complex network changes. This approach is especially useful for securely connecting isolated or segmented environments to Azure Arc and Azure IoT Operations.
 
-For more information, see [Simplify network configuration requirements with Azure Arc gateway (preview)](/azure/azure-arc/kubernetes/arc-gateway-simplify-networking).
+For more information, see [Simplify network configuration requirements with Azure Arc gateway](/azure/azure-arc/kubernetes/arc-gateway-simplify-networking).
 
 ### Azure Firewall Explicit Proxy