soundwire: qcom: drop unused struct qcom_swrm_ctrl members

Drop unused members from the driver state container: struct qcom_swrm_ctrl.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20230515132000.399745-1-krzysztof.kozlowski@linaro.org


Signed-off-by: Vinod Koul <vkoul@kernel.org>