OPENSUSE-SU-2026:21945-1 Security update for expat

This update for expat fixes the following issues: - CVE-2026-41080: crafted XML document can cause a denial of service bsc1262263. - CVE-2026-45186: In libexpat before 2.8.1, the computational complexity of attribute name collision checks allows a denial of service via moderately sized crafted XM...