v4.0.0-beta.73

• [fix] Do not try to send s3 connection error emails, if no smtp is set.
• [fix] Override backupfailed notifications -> always send.

What's Changed

• v4.0.0-beta.73 by @andrasbacsai in #1300

Full Changelog: v4.0.0-beta.72...v4.0.0-beta.73