Update GitLab Changelog configuration
What does this MR do?
- Adds a missing mapping of featureenhancement label to
maintenance
section of changelog (a lot of feature work was being grouped underothers
without this). - Adds a new section
GitLab Runner distribution
mapped from runner-distribution label.
Why was this MR needed?
To cleanup newly created changelog entries.
What's the best way to test this MR?
What are the relevant issue numbers?
Edited by Tomasz Maczukin