arm64: dts: qcom: sm8350-hdk: correct FSA4480 port

FSA4480 has only one port according to bindings:

  sm8350-hdk.dtb: typec-mux@42: 'port' is a required property

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://lore.kernel.org/r/20230618114442.140185-1-krzysztof.kozlowski@linaro.org


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