[BUG] controller directions sticking when using D-pad 9 months ago

From PB to ~rabbits/uxn

Hello!

We've just made it through day 3 of the compudanzas tutorial - 
https://compudanzas.net/uxn_tutorial_day_3.html - and as part of that we 
implemented a little virtual controller display program (attached). 
After testing this with keyboard input, we picked up our USB 
controller[1] and tried that out.

The left analog stick and the A, B, X, Y, Back, Start, RB, and LB 
buttons all operate more or less as I would expect. There are oddities 
with the analog triggers and right analog stick that wouldn't affect us 
specifically[2], but the one that does affect us specifically is the D-pad.

If we use the left analog stick to rotate in a full circle, one or two