ASoC: Intel: avs: da7219: Explicitly define codec format

da7219 is headset codec configured in 48000/2/S24_LE format regardless
of front end format, so force it to be so.

Reviewed-by: Cezary Rojewski <cezary.rojewski@intel.com>
Signed-off-by: Amadeusz Sławiński <amadeuszx.slawinski@linux.intel.com>
Link: https://lore.kernel.org/r/20230303134854.2277146-3-amadeuszx.slawinski@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>