Update to 2.1.26

Give Maintainership to Submitter

Changelog:

• Monitoring: Fix: Resume event not being triggered after buffering.
• Notifications: New: Added user email as a notification parameter.
• Graphs: Fix: History model showing no results for stream info graph.
• API: Fix: API returning error when missing a cmd.

PR: 233984
Reported by: Christer Edwards <christer.edwards@gmail.com>
Sponsored by: Netzkommune GmbH