pinctrl: qcom: spmi: Add PMC8380

PMC8380 is a new chip, featuring 10 GPIOs. Describe it.

Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://lore.kernel.org/r/20240525-topic-pmc8380_gpio-v2-2-2de50cb28ac1@linaro.org


Signed-off-by: Linus Walleij <linus.walleij@linaro.org>