Require database reviews for migrations
What does this MR do?
Clarify when approval from database maintainers is required. Brought up by @Alexand in https://gitlab.slack.com/archives/C3NBYFJ6N/p1561032223075700.
Edited by Andreas Brandl
Clarify when approval from database maintainers is required. Brought up by @Alexand in https://gitlab.slack.com/archives/C3NBYFJ6N/p1561032223075700.