regulator: qcom_smd: Add PMR735a regulators

PMR735a is already supported in the RPMH regulator driver, but
there are cases where it's bundled with SMD RPM SoCs. Port it over
to qcom_smd-regulator to enable usage in such cases.

Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20221109110846.45789-2-konrad.dybcio@linaro.org


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