Bumps logback-classic from 1.1.1 to 1.2.0.

---
updated-dependencies:
- dependency-name: ch.qos.logback:logback-classic
dependency-type: direct:production
...

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• Commit 0801d1e
• #17: Bump logback-classic from 1.1.1 to 1.2.0
• Branch master

dependabot[bot] authored GitHub committed