Clarified confusing statement

Looks like this used to refer to two potential pre-req tutorials that were later reduced to one.

Author: kyleburnsdev

articles/iot-edge/tutorial-python-module.md

@@ -43,7 +43,7 @@ Use the following table to understand your options for developing and deploying
 
 ## Prerequisites
 
-Before beginning this tutorial, you should have gone through the previous tutorial to set up your development environment for Linux container development: [Develop IoT Edge modules for Linux devices](tutorial-develop-for-linux.md). By completing either of those tutorials, you should have the following prerequisites in place:
+Before beginning this tutorial, you should have gone through the previous tutorial to set up your development environment for Linux container development: [Develop IoT Edge modules for Linux devices](tutorial-develop-for-linux.md). By completing that tutorial, you should have the following prerequisites in place:
 
 * A free or standard-tier [IoT Hub](../iot-hub/iot-hub-create-through-portal.md) in Azure.
 * A [Linux device running Azure IoT Edge](quickstart-linux.md)