ASoC: codecs: wcd938x: Drop no-op ADC2_BCS Disable Switch

The "ADC2_BCS Disable Switch" control does basically nothing: sets field
in driver's private data structure which is never read again to
configure hardware.  Drop the control as it has no effect.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://msgid.link/r/20240523124808.42923-1-krzysztof.kozlowski@linaro.org


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