postfix recreates the hash subdirectories of deferred and defer with
mode 0700, whose mask cancels the inherited telegraf acl, so
inputs.postfix failed with permission denied. Also drop the deprecated
smtpd_use_tls; smtpd_tls_security_level = may already covers it.
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01RywMtsL8qXG7GDY3MHq9Uh