Add service desk outgoing emails graphs
Adds graphs for outgoing service desk emails:
- confirmation emails sent automatically back to author of service desk issue on create
- emails sent to service desk issue participants when there is a new service desk reply to an issue
https://dashboards.gitlab.net/dashboard/snapshot/paXDn81nmP40Bo48aS4qJy0Zht7LqKzX?orgId=1
Edited by Jan Provaznik