ASoC: Cleanup duplicated const

Commit 85e7652("ASoC: Constify snd_soc_dai_ops structs") accidentally
introduced a few duplicated consts. This patch cleans it up.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
diff --git a/sound/soc/codecs/adau1373.c b/sound/soc/codecs/adau1373.c
index 2e040af..45c6302 100644
--- a/sound/soc/codecs/adau1373.c
+++ b/sound/soc/codecs/adau1373.c
@@ -1042,7 +1042,7 @@
 	return 0;
 }
 
-static const const struct snd_soc_dai_ops adau1373_dai_ops = {
+static const struct snd_soc_dai_ops adau1373_dai_ops = {
 	.hw_params	= adau1373_hw_params,
 	.set_sysclk	= adau1373_set_dai_sysclk,
 	.set_fmt	= adau1373_set_dai_fmt,