Fix couple of GitHub importing bugs
What does this MR do?
Fix a bug in GH comment importing and label applying for imported MRs.
Are there points in the code the reviewer needs to double check?
Why was this MR needed?
Screenshots (if relevant)
Does this MR meet the acceptance criteria?
- CHANGELOG entry added
API support added
Added for this feature/bug
- All builds are passing
- Conform by the merge request performance guides
- Conform by the style guides
Branch has no merge conflicts with
master(if it does - rebase it please)
- Squashed related commits together