ASoC: mediatek: mt8365: Add the AFE driver support

Add a driver for the Audio Front End (AFE) PCM to provide Audio
Uplink (UL) and Downlink (DL) paths.
Use the ALSA SoC Dynamic Audio Power Management to add widget and
kcontrol supports.

Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Signed-off-by: Alexandre Mergnat <amergnat@baylibre.com>
Link: https://patch.msgid.link/20240226-audio-i350-v7-11-6518d953a141@baylibre.com
Signed-off-by: Mark Brown <broonie@kernel.org>

Author: amergnat