ASoC: codecs: wm8986: fix missing kernel-doc arguments

Fix W=1 warning
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Acked-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20200701181320.80848-4-pierre-louis.bossart@linux.intel.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/codecs/wm8996.c

@@ -2224,6 +2224,9 @@ static void wm8996_free_gpio(struct wm8996_priv *wm8996)
 
 /**
  * wm8996_detect - Enable default WM8996 jack detection
+ * @component: ASoC component
+ * @jack: jack pointer
+ * @polarity_cb: polarity callback
  *
  * The WM8996 has advanced accessory detection support for headsets.
  * This function provides a default implementation which integrates