git: openjdk/jdk-sandbox: json: moved new methods' impls into subtypes' default methods

[duke]

Changeset: 194aa79f
Branch: json
Author:    Naoto Sato <naoto.sato at oracle.com>
Date:      2025-08-08 10:23:10 +0000
URL:       https://git.openjdk.org/jdk-sandbox/commit/194aa79f5a313ec92c3470018d39a5989f17102c

moved new methods' impls into subtypes' default methods

! src/java.base/share/classes/java/util/json/JsonArray.java
! src/java.base/share/classes/java/util/json/JsonObject.java
! src/java.base/share/classes/java/util/json/JsonValue.java