[BRLTTY] build broken in brltty git

[Samuel Thibault]

Halim Sahin, le ven. 31 mars 2023 04:57:24 +0200, a ecrit:
>   835 |   return handleGetDriver(c, type, size, disp ? disp->keyBinding : "");
>       |                                                      ^~~~~~~~~~
>       |                                                      keyBindings

Oops, sorry, MR submitted.

Samuel