Update to community news item - https://iot.eclipse.org/

Created by: JamekaW

Hi Chris, Eric,

Could you please add the following item to the community news section on the IoT page: https://iot.eclipse.org/

Title: Open IoT Challenge 5.0 Body text: Our 5th annual Open IoT Challenge is now open! Participate today by submitting your proposal by Dec. 7th, 2018. Find all the details of the challenge by clicking on the link above. Link: https://iot.eclipse.org/open-iot-challenge/

Thank you! Best, Jameka