dt-bindings: i2c: i2c-mt65xx: add binding for MT8365 SoC

Add binding documentation for the MT8365 I2C controllers.

Signed-off-by: Fabien Parent <[e-mail]>
Acked-by: Rob Herring <[e-mail]>
Reviewed-by: AngeloGioacchino Del Regno <[e-mail]>
Signed-off-by: Alexandre Mergnat <[e-mail]>
Reviewed-by: Matthias Brugger <[e-mail]>
Signed-off-by: Wolfram Sang <[e-mail]>

Documentation/devicetree/bindings/i2c/i2c-mt65xx.yaml

···
           - const: mediatek,mt6577-i2c
       - items:
           - enum:
+              - mediatek,mt8365-i2c
+          - const: mediatek,mt8168-i2c
+      - items:
+          - enum:
               - mediatek,mt8195-i2c
           - const: mediatek,mt8192-i2c