ASoC: sh: fsi: use simple-card instead of fsi-hdmi

This patch uses simple-card driver instead of fsi-hdmi on each board.
This patch removes fsi-hdmi driver which is no longer needed

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