merge queue: embarking unstable (fc8f1a4) and [#5344 + #5321 + #5311 + #5345] together

[mergify]

🎉 This combination of pull requests has been checked successfully and will be merged soon. 🎉

Branch unstable (fc8f1a4) and [#5344 + #5321 + #5311 + #5345] are embarked together for merge.

This pull request has been created by Mergify to speculatively check the mergeability of [#5344 + #5321 + #5311 + #5345].
You don't need to do anything. Mergify will close this pull request automatically when it is complete.

Required conditions of queue default for merge:

• check-success=local-testnet-success
• check-success=test-suite-success

Required conditions to stay in the queue:

• #approved-reviews-by >= 1
  • Correct the metrics for topic subscriptions #5344
  • Update CI actions to alleviate deprecation warnings #5321
  • Reduce load on validator subscription channels #5311
  • Improve peer performance for NAT'd nodes #5345
• check-success=license/cla
  • Correct the metrics for topic subscriptions #5344
  • Update CI actions to alleviate deprecation warnings #5321
  • Reduce load on validator subscription channels #5311
  • Improve peer performance for NAT'd nodes #5345
• check-success=target-branch-check
  • Correct the metrics for topic subscriptions #5344
  • Update CI actions to alleviate deprecation warnings #5321
  • Reduce load on validator subscription channels #5311
  • Improve peer performance for NAT'd nodes #5345

Visit the Mergify Dashboard to check the state of the queue default.

---
previous_failed_batches:
  - checked_pull_requests:
      - 5344
      - 5333
      - 5321
      - 5311
      - 5345
    draft_pr_number: null
pull_requests:
  - number: 5344
  - number: 5321
  - number: 5311
  - number: 5345
...

[CLAassistant]

Thank you for your submission! We really appreciate it. Like many open source projects, we ask that you all sign our Contributor License Agreement before we can accept your contribution.
3 out of 4 committers have signed the CLA.

✅ pawanjay176
✅ AgeManning
✅ antondlr
❌ mergify[bot]
_{You have signed the CLA already but the status is still pending? Let us recheck it.}