ASoC: soc-pcm: remove unneeded dev_err() for snd_soc_dai_startup()

snd_soc_dai_startup() itself will indicate error message,
thus, soc_pcm_open() don't need to handle it.
This patch removes it.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Link: https://lore.kernel.org/r/87eemmbwmy.wl-kuninori.morimoto.gx@renesas.com


Signed-off-by: Mark Brown <broonie@kernel.org>