CLSA-2025-1755007642 java-1.8.0-openjdk: Fix of 4 CVEs

Upgrade to openjdk-shenandoah-jdk8u-shenandoah-jdk8u462-b08. That fixes following CVEs: - CVE-2025-30749: better Glyph drawing - CVE-2025-30754: enhance TLS protocol support - CVE-2025-30761: improve scripting supports - CVE-2025-50106: glyph out-of-memory access and crash...