ARM: dts: exynos: add ports in HDMI bridge in Exynos4412 Midas

The SII9234 HDMI bridge expects ports property:

  exynos4412-i9305.dtb: hdmi-bridge@39: 'ports' is a required property
  exynos4412-i9305.dtb: hdmi-bridge@39: 'port' does not match any of the regexes: 'pinctrl-[0-9]+'

Link: https://lore.kernel.org/r/20230120155404.323386-6-krzysztof.kozlowski@linaro.org


Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Tested-by: Henrik Grimler <henrik@grimler.se>