Input: pcspkr - remove negative dependency on snd-pcsp

It should be possible to build pcspkr driver together with snd-pcsp,
even though tehy can not be used together.

Signed-off-by: Stas Sergeev <stsp@aknet.ru>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
1 file changed