A few things I found:
Here’s the addon to change keyboard shortcuts: https://ankiweb.net/shared/info/24411424 (@NameLessGO mentioned it here).
There had been similiar (still open) bug reports like this one here:
Maybe event.code needs to be changed to event.key like it had been done here:
Not sure though.
(btw, you tagged this as “translating”. That’s the reason why I say that it’s not a translating error, but rather something that should be solved on a code level)
Also see