ASoC: SOF: pcm: export snd_pcm_dai_link_fixup

In preparation of the nocodec refactoring, export the dai-link
fixup. This will also be required when we have more clients and
platform drivers.

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Daniel Baluta <daniel.baluta@gmail.com>
Reviewed-by: Kai Vehmanen <kai.vehmanen@linux.intel.com>
Signed-off-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Link: https://lore.kernel.org/r/20210409220121.1542362-6-ranjani.sridharan@linux.intel.com


Signed-off-by: Mark Brown <broonie@kernel.org>