ARM: dts: qcom: add rpmcc missing clocks for apq/ipq8064 and msm8660

Add missing rpmcc pxo and cxo clock for apq8064, ipq8064 and
msm8660 dtsi.

Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220706225321.26215-3-ansuelsmth@gmail.com