git: openjdk/jdk-sandbox: json: Retain IAE for missing case. JAE for type case

[duke]

Changeset: 5148bb2b
Branch: json
Author:    Justin Lu <justin.lu at oracle.com>
Date:      2025-08-08 13:37:45 +0000
URL:       https://git.openjdk.org/jdk-sandbox/commit/5148bb2bfbbda11e4e03e3ec8e1b826d42284ef8

Retain IAE for missing case. JAE for type case

! 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
! test/jdk/java/util/json/TestAssertion.java