ASoC: wm8994: align function prototype

cppcheck warning:

sound/soc/codecs/wm8994.c:3923:26: style:inconclusive: Function
'wm8958_mic_detect' argument 3 names different: declaration 'cb'
definition 'det_cb'. [funcArgNamesDifferent]
        wm1811_micdet_cb det_cb, void *det_cb_data,
                         ^
sound/soc/codecs/wm8994.h:53:26: note: Function 'wm8958_mic_detect'
argument 3 names different: declaration 'cb' definition 'det_cb'.
        wm1811_micdet_cb cb, void *det_cb_data,
                         ^
sound/soc/codecs/wm8994.c:3923:26: note: Function 'wm8958_mic_detect'
argument 3 names different: declaration 'cb' definition 'det_cb'.
        wm1811_micdet_cb det_cb, void *det_cb_data,
                         ^

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/20210311004332.120901-8-pierre-louis.bossart@linux.intel.com


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