mounting arm for the *solar panel from garden light* meshtastic node

mounting bracket for just the solar panel and it's enclosure from the hackster.io article to attach to a 4x4 post.

https://www.hackster.io/news/tavis-shows-off-a-simple-low-cost-way-to-build-meshtastic-nodes-with-harbor-breeze-solar-lights-ce9aa89fb012