v2.2.0 🎁

• Fix test output of new autograding (#81) @uhafner

✨ Improvements

• Bump version of autograding-model to 6.0.0 (#80) @uhafner

📦 Dependency updates

• Bump testcontainers.version from 1.20.5 to 1.20.6 (#75) @dependabot[bot]
• Bump edu.hm.hafner:codingstyle-pom from 5.12.0 to 5.13.0 (#77) @dependabot[bot]