Release openzeppelin_testing v6.4.0

[immrsd]

Summary by CodeRabbit

• Chores

  • Released version 6.4.0 with updated snforge dependency to v0.56.0

• Documentation

  • Updated API documentation references to v6.4.0
  • Improved documentation formatting for better readability

[coderabbitai]

Walkthrough

This PR releases version 6.4.0 of the OpenZeppelin testing package. Changes include updating the changelog with a release date, bumping the version number in the manifest file, updating API documentation links, and reformatting code examples in documentation files.

Changes

Cohort / File(s)	Summary
Release Metadata packages/testing/Scarb.toml, packages/testing/CHANGELOG.md	Version bumped from 6.3.0 to 6.4.0; changelog header replaced with dated release entry (2026-02-04); documentation URL updated to reference v6.4.0.
Documentation Links packages/testing/README.md	Updated API documentation references and Scarb.toml snippet to point to v6.4.0 instead of v6.3.0.
Documentation Formatting packages/testing/docs/openzeppelin_testing-constants-NEW_PUBKEY.md, packages/testing/docs/openzeppelin_testing-constants-VOTES_TOKEN.md	Code examples reformatted with line breaks and indentation; no semantic changes to constant values or logic.

Estimated code review effort

🎯 1 (Trivial) | ⏱️ ~5 minutes

Possibly related PRs

• PR #1623: Makes identical release-style changes to the testing package (version bumps, changelog updates, documentation link refreshes).

Suggested reviewers

• ericnordelo

Poem

🐰 Hop and skip to six-four we go,
Testing package puts on a show,
Versions updated, docs shine bright,
Released with care, everything's right! ✨

🚥 Pre-merge checks | ✅ 3

✅ Passed checks (3 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The title clearly and specifically describes the main change: releasing the openzeppelin_testing package at version 6.4.0, which is directly supported by version updates across all modified files.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.

_{✏️ Tip: You can configure your own custom pre-merge checks in the settings.}

✨ Finishing touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Post copyable unit tests in a comment
• Commit unit tests in branch openzeppelin_testing-v6.4.0

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[github-actions]

🧪 Cairo Contract Size Benchmark Diff

BYTECODE SIZE (felts) (limit: 81,920 felts)

No changes in felts.

SIERRA CONTRACT CLASS SIZE (bytes) (limit: 4,089,446 bytes)

No changes in bytes.

This comment was generated automatically from benchmark diffs.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 94.10%. Comparing base (115cb43) to head (b4c3a6a).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1649   +/-   ##
=======================================
  Coverage   94.10%   94.10%           
=======================================
  Files          96       96           
  Lines        2391     2391           
=======================================
  Hits         2250     2250           
  Misses        141      141           

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[ericnordelo]

LGTM!