dt-bindings: phy: fix dt_binding_check warning in mediatek, ufs-phy.yaml

This commit fixes the warning messages of make dt_binding_check from
newly added mediatek,mt8195-ufsphy in mediatek,ufs-phy.yaml

Signed-off-by: Seiya Wang <seiya.wang@mediatek.com>
Acked-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20210319023427.16711-9-seiya.wang@mediatek.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>

Documentation/devicetree/bindings/phy/mediatek,ufs-phy.yaml

@@ -22,8 +22,12 @@ properties:
     pattern: "^ufs-phy@[0-9a-f]+$"
 
   compatible:
-    enum: mediatek,mt8195-ufsphy
-    const: mediatek,mt8183-ufsphy
+    oneOf:
+      - items:
+          - enum:
+              - mediatek,mt8195-ufsphy
+          - const: mediatek,mt8183-ufsphy
+      - const: mediatek,mt8183-ufsphy
 
   reg:
     maxItems: 1