feat(execute): add blob-sender subcommand to execute

[felix314159]

🗒️ Description

Run with e.g. uv run execute blob-sender -v -s --fork=Osaka --rpc-seed-key=0000000000000000000000000000000000000000000000000000000000000001 --rpc-endpoint=<put-here> --chain-id=11155111 --eest-log-level=INFO --blob-seed=5 --blob-amount=3

🔗 Related Issues or PRs

N/A.

✅ Checklist

• All: Ran fast tox checks to avoid unnecessary CI fails, see also Code Standards and Enabling Pre-commit Checks:

  uvx tox -e static

• All: PR title adheres to the repo standard - it will be used as the squash commit message and should start type(scope):.
• All: Considered adding an entry to CHANGELOG.md.
• All: Considered updating the online docs in the ./docs/ directory.
• All: Set appropriate labels for the changes (only maintainers can apply labels).
• Tests: Ran mkdocs serve locally and verified the auto-generated docs for new tests in the Test Case Reference are correctly formatted.
• Tests: For PRs implementing a missed test case, update the post-mortem document to add an entry the list.
• Ported Tests: All converted JSON/YML tests from ethereum/tests or tests/static have been assigned @ported_from marker.

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 86.08%. Comparing base (f23e4ab) to head (233e687).
⚠️ Report is 4 commits behind head on forks/osaka.

Additional details and impacted files

@@             Coverage Diff              @@
##           forks/osaka    #1811   +/-   ##
============================================
  Coverage        86.08%   86.08%           
============================================
  Files              743      743           
  Lines            44076    44076           
  Branches          3891     3891           
============================================
  Hits             37941    37941           
  Misses            5657     5657           
  Partials           478      478           

Flag	Coverage Δ
unittests	86.08% <ø> (ø)

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