SUSE-SU-2026:3439-1 Security update for google-guest-agent

This update for google-guest-agent fixes the following issues - CVE-2026-39821: golang.org/x/net/idna: failure to reject ASCII-only Punycode-encoded labels allows for validation bypass and privilege escalation bsc1266603. - CVE-2026-56852: golang.org/x/text/unicode/norm: improper handling of inpu...