ALSA: hda: Drop snd_hdac_calc_stream_format()

There are no users of the function.

Acked-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Cezary Rojewski <cezary.rojewski@intel.com>
Acked-by: Jaroslav Kysela <perex@perex.cz>
Link: https://lore.kernel.org/r/20231117120610.1755254-15-cezary.rojewski@intel.com


Signed-off-by: Takashi Iwai <tiwai@suse.de>