git: openjdk/jdk-sandbox: json: Json.fromUntyped() implNote to emphasize public API usage

[duke]

Changeset: c639a429
Branch: json
Author:    Justin Lu <justin.lu at oracle.com>
Date:      2025-05-12 10:44:20 +0000
URL:       https://git.openjdk.org/jdk-sandbox/commit/c639a429bcf66387ae4273d7117be27bc12a1658

Json.fromUntyped() implNote to emphasize public API usage

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