ASoC: Fix double comment start

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

sound/soc/codecs/wm8903.h

@@ -1199,8 +1199,6 @@ extern int wm8903_mic_detect(struct snd_soc_codec *codec,
 #define WM8903_IRQ_POL_SHIFT                         0  /* IRQ_POL */
 #define WM8903_IRQ_POL_WIDTH                         1  /* IRQ_POL */
 
-/*
-
 /*
  * R164 (0xA4) - Clock Rate Test 4
  */