ASoC: Intel: sof_sdw: Move flags to private struct

ASoC: Intel: sof_sdw: Move flags to private struct

Move the flags ignore_pch_dmic and append_dai_type into the drivers
private structure rather than passing them around between functions.

Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Signed-off-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://msgid.link/r/20240326160429.13560-8-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>