feat(spec-specs, spec-tests): add EIP-7976

[felix314159]

🗒️ Description

Merge EIP-7976 into forks/amsterdam.

🔗 Related Issues or PRs

• SFI'd eip tracker: SFI EIPs Merge to forks/amsterdam #2846
• EIP-7976 tracker: EIP-7976 Implementation Tracker: Increase Calldata Floor Cost #1942

✅ 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 87.14%. Comparing base (78a79ee) to head (6bdd804).

Additional details and impacted files

@@               Coverage Diff                @@
##           forks/amsterdam    #2861   +/-   ##
================================================
  Coverage            87.14%   87.14%           
================================================
  Files                  586      586           
  Lines                35792    35792           
  Branches              3364     3364           
================================================
  Hits                 31192    31192           
  Misses                3950     3950           
  Partials               650      650           

Flag	Coverage Δ
unittests	87.14% <100.00%> (ø)

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[felix314159]

i'm looking into the fill (amsterdam) CI failure (InsufficientTransactionGasError('Insufficient gas') for some static tests, e.g. tests/ported_static/stTransactionTest/test_transaction_data_costs652.py)