ASoC: dwc: extend supported formats

The COMP1_TX_WORDSIZE_0/COMP2_RX_WORDSIZE_0 fields in the comp
registers indicate the maximum wordsize supported. DWC I2S controller
can operate with any smaller wordsize. So extend the formats to let
I2S to operate in any allowed modes.

Signed-off-by: Maxim Kochetkov <fido_max@inbox.ru>
Link: https://lore.kernel.org/r/20230505053521.18233-1-fido_max@inbox.ru


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