dt-bindings: net: ave: Use unevaluatedProperties

This refers common bindings, so this is preferred for
unevaluatedProperties instead of additionalProperties.

Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

Documentation/devicetree/bindings/net/socionext,uniphier-ave4.yaml

@@ -111,7 +111,7 @@ required:
   - reset-names
   - mdio
 
-additionalProperties: false
+unevaluatedProperties: false
 
 examples:
   - |