ASoC: renesas: rz-ssi: Cleanups

Merge series from Claudiu <claudiu.beznea@tuxon.dev>:

This series adds cleanups for the Renesas RZ SSI driver.

diff --cc sound/soc/renesas/rz-ssi.c
Simple merge

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