Security update for java-21-openjdk

This update for java-21-openjdk fixes the following issues: Update to upstream tag jdk-21.0.12+8 July 2026 CPU. Security issues fixed: CVE-2026-41254: lcms: information disclosure and denial of service via integer overflow in CubeSize bsc1264994. CVE-2026-46917: unauthenticated attacker with...