Granny Mobile v2

UPDATED TO V2 Kid finally broke his so I had to reprint anyway so made some tweaks to try and fix the commonest issues people have mentioned. Updated version of the main body part with a thicker connection under the seat, stronger arm mounts, and the back of the arms connected to the seat back. The back now has a notch to let tails through. Also added modifiers to the 3mf to make sure all the arms/connections are solid. Theres also a version of the handlebar bit that has the handlebars themselve