Bear-BMG Fusion Dual Fan Duct

UPDATE 2/21: I have uploaded a V2 of the duct that lowers it by 1.25mm to improve cooling and less direct air to the nozzle. I have also cleaned up some defects in the v1 duct work.

The Bear BMG fusion extruder by MarcoZ76 has been an amazing upgrade for my MK3 but my part cooling was lacking. Jonathanrswift created a great dual fan duct for multiple MK3 extruders but none fit the fusion extruder properly so I remixed the design to fit.

Here are the changes to the design:
- Shifted the up