ASoC: nau8821: Fixes and driver cleanup

Merge series from Cristian Ciocaltea <cristian.ciocaltea@collabora.com>:

This series provides several fixes and cleanup patches for the Nuvoton
NAU88L21 audio codec driver.

Testing and validation has been performed on Valve Steam Deck.

diff --cc sound/soc/codecs/rt1320-sdw.c
Simple merge

diff --cc sound/soc/intel/common/soc-acpi-intel-mtl-match.c
Simple merge

diff --cc sound/soc/sdw_utils/soc_sdw_utils.c
Simple merge

diff --cc sound/soc/sof/ipc4-topology.c
Simple merge