ASoC: mc13783: Update set_tdm_slot() semantics

The mc13783 driver uses inverted semantics for the tx_mask and rx_mask
parameter of the set_tdm_slot() callback compared to rest of ASoC. This
patch updates the driver's semantics to be consistent with the rest of ASoC,
i.e. a set bit means a active slot and a cleared bit means a inactive slot.
This will allow us to use the set_tdm_slot() API in a more generic way.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Mark Brown <broonie@kernel.org>