ASoC: samsung-i2s: Add missing properties

Usage of "unevaluatedProperties: false" is not correct as it suppresses
warnings about all undocumented properties.  Instead, add all missing
properties.

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Link: https://lore.kernel.org/r/20200903203250.19830-2-krzk@kernel.org


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