arm64: dts: qcom: sm8550-mtp: add pmic glink port/endpoints

Add nodes to support Type-C USB/DP functionality.

Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20230601-topic-sm8550-upstream-type-c-v5-5-9221cd300903@linaro.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>