build(deps-dev): bump flake8-pyi from 24.3.1 to 24.4.0 (#1822)

Bumps [flake8-pyi](https://github.com/PyCQA/flake8-pyi) from 24.3.1 to 24.4.0.
- [Release notes](https://github.com/PyCQA/flake8-pyi/releases)
- [Changelog](https://github.com/PyCQA/flake8-pyi/blob/main/CHANGELOG.md)
- [Commits](PyCQA/flake8-pyi@24.3.1...24.4.0)

---
updated-dependencies:
- dependency-name: flake8-pyi
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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Author: dependabot[bot]