ASoC: codecs: rt715: do not store status in state container

Driver in its update status callback stores Soundwire device status in
state container but it never uses it later.  Simplify the code a bit.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20230518072753.7361-12-krzysztof.kozlowski@linaro.org


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