[BRLTTY] xbrlapi can't read keys from brlapi

[Samuel Thibault]

payman shaykhmehdi, le mar. 22 août 2023 07:41:44 +0330, a ecrit:
>     What do you actually observe? Do you see warnings from xbrlapi?
> 
> Running xblapi in verbose mode, it doesn't log any error or warnings. And also
> there no (braille)keypress event log.

Oops.

I indeed erroneously rewrote the key range handling. I have reverted the
change in https://github.com/brltty/brltty/pull/426

Thanks for the report,
Samuel