arm64: dts: qcom: pm6150l: add Light Pulse Generator device node

Add device node defining LPG/PWM block on PM6150L PMIC chip.

Signed-off-by: Danila Tikhonov <danila@jiaxyga.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20240306172710.59780-3-danila@jiaxyga.com


Signed-off-by: Bjorn Andersson <andersson@kernel.org>