ASoC: omap-mcbsp: Correct CBM_CFS dai format configuration

We should select FSR also to be driven by McBSP, not only FSX.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Acked-by: Jarkko Nikula <jarkko.nikula@bitmer.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Cc: stable@vger.kernel.org