Prusa XL Enclosure Bellow Hole Covers + Aligners

Side and front caps for the Prusa XL that cover the holes on the bellows so they don't leak heat through the hex holes. 

Also aligns the bellow so it doesn't go all over the place. The alignment is defaulted to be the right side sticking out. Mirror the plates for it to be on the left side.

Requires M5 16mm screws and m5 3030 t nuts.