Updated prerequisites section

Author: gsteve88

articles/iot-hub/how-to-device-twins.md

@@ -44,12 +44,6 @@ This article shows you how to develop two types of applications:
 
 * If your application uses the MQTT protocol, make sure that port 8883 is open in your firewall. The MQTT protocol communicates over port 8883. This port may be blocked in some corporate and educational network environments. For more information and ways to work around this issue, see [Connecting to IoT Hub (MQTT)](../iot/iot-mqtt-connect-to-iot-hub.md#connecting-to-iot-hub).
 
-* Language SDK requirements:
-  * **.NET SDK** - Requires Visual Studio.
-  * **Python SDK** - [Python version 3.7 or later](https://www.python.org/downloads/) is recommended. Make sure to use the 32-bit or 64-bit installation as required by your setup. When prompted during the installation, make sure to add Python to your platform-specific environment variable.
-  * **Java** - Requires [Java SE Development Kit 8](/azure/developer/java/fundamentals/). Make sure you select **Java 8** under **Long-term support** to navigate to downloads for JDK 8.
-  * **Node.js** - Requires Node.js version 10.0.x or later.
-
 :::zone pivot="programming-language-csharp"
 
 [!INCLUDE [iot-hub-howto-device-twins-dotnet](../../includes/iot-hub-howto-device-twins-dotnet.md)]