ASoC: rsnd: use mod array instead of list on rdai

struct rsnd_dai_stream used list for mod list.
It added only odd flexibility to current driver, and
it is a factor which makes extendibility difficult.
rsnd use mod array instead of list from now.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@linaro.org>

diff --cc sound/soc/sh/rcar/core.c
Simple merge

diff --cc sound/soc/sh/rcar/rsnd.h
Simple merge

diff --cc sound/soc/sh/rcar/scu.c
Simple merge

diff --cc sound/soc/sh/rcar/ssi.c
Simple merge