ASoC: amd: acp: Add acp6.3 pci legacy driver support

Add pci legacy driver support and create platform driver for
acp6.3 based platforms.

Signed-off-by: Syed Saba Kareem <Syed.SabaKareem@amd.com>
Link: https://lore.kernel.org/r/20231021145110.478744-1-Syed.SabaKareem@amd.com


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