Security update for dovecot22

This update for dovecot22 fixes the following issues: Security issues fixed: CVE-2026-27852: DoS by sending mail with bad header bsc1276799. CVE-2026-33604: SMTP smuggling via missing dot-stuffing after bare carriage return bsc1276802. CVE-2026-33605: managesieve-login: pre-auth crash bsc1276809...