arm64: dts: qcom: sdm845-audio-wcd9340: commonize clocks

Clock for WCD9340 is coming from the SoC and is the same in all users,
so move it to common file to reduce the code duplication (which still
allows further customizations per board).

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20230123084300.22353-6-krzysztof.kozlowski@linaro.org