OPENSUSE-SU-2026:21014-1 Security update for avahi

This update for avahi fixes the following issues: - CVE-2026-34933: reachable assertion in transportflagsfromdomain can crash the avahi-daemon bsc1261546. - CVE-2026-24401: unsolicited mDNS responses containing a recursive CNAME record can crash the avahi-daemon bsc1257235...