clk: qcom: smd-rpm: remove usage of platform name

Now that all clocks have individual names, remove the names of SoCs from
the SMD RPM clock definitions. Replace it with the common clk_smd_rpm_ prefix.

Reviewed-by: Alex Elder <elder@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20221209164855.128798-20-dmitry.baryshkov@linaro.org