feat(tests,spec): implement eip-8070 sparse blob pool infra

[LouisTsai-Csie]

🗒️ Description

WIP

🔗 Related Issues or PRs

N/A.

✅ Checklist

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

  just 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 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 90.50%. Comparing base (d964fd5) to head (471387a).

Additional details and impacted files

@@               Coverage Diff                @@
##           forks/amsterdam    #2948   +/-   ##
================================================
  Coverage            90.50%   90.50%           
================================================
  Files                  535      535           
  Lines                32407    32407           
  Branches              3011     3011           
================================================
  Hits                 29331    29331           
  Misses                2559     2559           
  Partials               517      517           

Flag	Coverage Δ
unittests	90.50% <ø> (ø)

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