Disable attestations for PyPI publish step

[blink1073]

References

Description

Adds attestations: false to the pypa/gh-action-pypi-publish step for the final PyPI upload. The action requires this to be explicitly set when not using Sigstore attestations.

Changes

• Set attestations: false on the Upload package to PyPI step in .github/workflows/release.yml

Backwards-incompatible changes

None

Testing

N/A

AI usage

• Some or all of the content of this PR was generated by AI.
• The human author has carefully reviewed this PR and run this code.
• AI tools and models used: Claude Sonnet 4.6

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 90.29%. Comparing base (9c63b6a) to head (627ca1b).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #410   +/-   ##
=======================================
  Coverage   90.29%   90.29%           
=======================================
  Files          51       51           
  Lines        2946     2946           
  Branches      414      414           
=======================================
  Hits         2660     2660           
  Misses        209      209           
  Partials       77       77           

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