merge queue: checking master (ecc32a9), #543 and #542 together

[mergify]

🎉 This pull request has been checked successfully and will be merged soon. 🎉

Branch master (ecc32a9), #543 and #542 are queued together for merge.

This pull request has been created by Mergify to speculatively check the mergeability of #542.
You don't need to do anything. Mergify will close this pull request automatically when it is complete.

Required conditions of queue rule default for merge:

• check-success=test

Required conditions to stay in the queue:

• author=scala-steward
  • Update logback-classic to 1.6.1 #542
• check-success=test
  • Update logback-classic to 1.6.1 #542

---
checking_base_sha: 121afcbf49f092083269a80d420829552f44eaa0
previous_check_retries: []
previous_failed_batches: []
pull_requests:
  - number: 542
    scopes: []
scopes: []
...