ASoC: codecs: pcm3168a: Allow for 24-bit in provider mode

[ Upstream commit 7d92a38d ]

As per codec device specification, 24-bit is allowed in provider mode.
Update the code to reflect that.

Signed-off-by: Cezary Rojewski <cezary.rojewski@intel.com>
Link: https://patch.msgid.link/20250203141051.2361323-4-cezary.rojewski@intel.com


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