dt-bindings: arm: mediatek: add boards based on the MT6572 SoC

Add entries for the JTY D101 tablet and the Lenovo A369i smartphone.

Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Acked-by: Rob Herring (Arm) <robh@kernel.org>
Signed-off-by: Max Shevchenko <wctrl@proton.me>
Link: https://lore.kernel.org/r/20250702-mt6572-v4-6-bde75b7ed445@proton.me
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>

Author: Max Shevchenko

Documentation/devicetree/bindings/arm/mediatek.yaml

@@ -27,6 +27,11 @@ properties:
           - enum:
               - mediatek,mt2712-evb
           - const: mediatek,mt2712
+      - items:
+          - enum:
+              - jty,d101
+              - lenovo,a369i
+          - const: mediatek,mt6572
       - items:
           - enum:
               - mediatek,mt6580-evbp1