ASoC: Include header file in cs4270 and wm9705

Ensures that the DAI and socdev exported by the codec match up with
their exported prototype.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

sound/soc/codecs/wm9705.c

@@ -20,6 +20,8 @@
 #include <sound/soc.h>
 #include <sound/soc-dapm.h>
 
+#include "wm9705.h"
+
 /*
  * WM9705 register cache
  */