Bump VERSION 1.27.1

Diff

1.27.0...bump-version-to-1.27.1

Checklist

• Diff link is up-to-date.
• Check the release notes: https://gitlab.com/api/v4/projects/gitlab-org%2Fruby%2Fgems%2Fgitlab_quality-test_tooling/repository/changelog?version=1.27.1
• Based on the diff and the release notes, version.rb is updated, according to SemVer.