Add this blog post to sparkplug resource page

Created by: hassanjaber98

blog link: https://www.hivemq.com/blog/how-5g-and-mqtt-accelerate-v2x-adaption/?utm_content=170171794&utm_medium=social&utm_source=linkedin&hss_channel=lcp-2949784

Desc: How 5G and MQTT Accelerate Vehicle-2-Everything (V2X) Adoption

sparkplug link : https://sparkplug.eclipse.org/resources/ (Articles section)