arm64: dts: qcom: pm8350c: Add pwm support

Add pwm support for PM8350C pmic.

Signed-off-by: Satya Priya <quic_c_skakit@quicinc.com>
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/1645509309-16142-4-git-send-email-quic_c_skakit@quicinc.com