SUSE-SU-2026:0415-1

This update for java-17-openjdk fixes the following issues:

Upgrade to upstream tag jdk-17.0.18+8 (January 2026 CPU)

Security fixes:

• CVE-2026-21925: Fixed Oracle Java SE component RMI (bsc#1257034).
• CVE-2026-21932: Fixed Oracle Java SE component AWT and JavaFX (bsc#1257036).
• CVE-2026-21933: Fixed Oracle Java SE component Networking (bsc#1257037).
• CVE-2026-21945: Fixed Oracle Java SE component Security (bsc#1257038).

Other fixes:

• OpenJDK rendering blue borders when it should not, due to missing the fix for JDK-6304250 from upstream (bsc#1255446).
• Do not depend on update-desktop-files (jsc#PED-14507, jsc#PED-15216).