[ALSA] hda-intel - Fix HDA probe_mask default

Modules: HDA Intel driver

The probe_mask module parameter comment notes that the intended
default is -1. Fix it to be so, otherwise all codecs are skipped
and init fails.

Signed-off-by: Matt Porter <mporter@embeddedalley.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>