ASoC: renesas: msiof: start DMAC first

MSIOF needs to start DMAC before starting HW.
It will get unknown error at 1st using without this patch.
	Playback: FSERR = 0, FOVF = 0, FUDF = 1
	Capture: FSERR = 1, FOVF = 0, FUDF = 0

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Message-ID: <87cy8guqwl.wl-kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@kernel.org>