Bump attrs from 25.3.0 to 25.4.0 (#209)

Bumps [attrs](https://github.com/sponsors/hynek) from 25.3.0 to 25.4.0.
- [Commits](https://github.com/sponsors/hynek/commits)

---
updated-dependencies:
- dependency-name: attrs
  dependency-version: 25.4.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Author: dependabot[bot]