ASoC: Intel: sof_rt5682: detect codec variant in probe function

Detect whether the headphone codec is ALC5682I-VS or not in probe
function so we don't need to duplicate all board configs for this new
variant.

Signed-off-by: Brent Lu <brent.lu@intel.com>
Link: https://lore.kernel.org/r/20211029171409.611600-3-brent.lu@intel.com


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