merge queue: embarking unstable (f4cdcea) and #5407 together

[mergify]

❌ This pull request has failed checks. #5407 will be removed from the queue. ❌

Branch unstable (f4cdcea) and #5407 are embarked together for merge.

This pull request has been created by Mergify to speculatively check the mergeability of #5407.
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=test-suite-success
• check-success=local-testnet-success

Required conditions to stay in the queue:

• #approved-reviews-by >= 1
  • Add missing header to eth/v1/builder/blinded_blocks #5407
• check-success=license/cla
  • Add missing header to eth/v1/builder/blinded_blocks #5407
• check-success=target-branch-check
  • Add missing header to eth/v1/builder/blinded_blocks #5407

---
previous_failed_batches: []
pull_requests:
  - number: 5407
...

[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.
2 out of 3 committers have signed the CLA.

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