git: openjdk/jdk-sandbox: json: JsonValue Value-based refinement; specify thread safety

[duke]

Changeset: caaea763
Branch: json
Author:    Justin Lu <justin.lu at oracle.com>
Date:      2025-05-12 10:11:42 +0000
URL:       https://git.openjdk.org/jdk-sandbox/commit/caaea763c1cdebf88b08047e0e058a98bd27c360

JsonValue Value-based refinement; specify thread safety

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