Remove the _SHIFT for the mask definition.

Fixes: 17f2142b ("ASoC: fsl_micfil: use GENMASK to define register bit fields")
Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
Acked-by: Sascha Hauer <s.hauer@pengutronix.de>
Link: https://lore.kernel.org/r/1651736047-28809-1-git-send-email-shengjiu.wang@nxp.comSigned-off-by: Mark Brown <broonie@kernel.org>