Bump the python-requirements group in /requirements with 3 updates

Bump the python-requirements group in /requirements with 3 updates

Bumps the python-requirements group in /requirements with 3 updates: [sphinx](https://github.com/sphinx-doc/sphinx), [trio](https://github.com/python-trio/trio) and [pre-commit](https://github.com/pre-commit/pre-commit).

Updates `sphinx` from 7.3.7 to 8.0.2
- [Release notes](https://github.com/sphinx-doc/sphinx/releases)
- [Changelog](https://github.com/sphinx-doc/sphinx/blob/v8.0.2/CHANGES.rst)
- [Commits](https://github.com/sphinx-doc/sphinx/compare/v7.3.7...v8.0.2)

Updates `trio` from 0.25.1 to 0.26.0
- [Release notes](https://github.com/python-trio/trio/releases)
- [Commits](https://github.com/python-trio/trio/compare/v0.25.1...v0.26.0)

Updates `pre-commit` from 3.7.1 to 3.8.0
- [Release notes](https://github.com/pre-commit/pre-commit/releases)
- [Changelog](https://github.com/pre-commit/pre-commit/blob/main/CHANGELOG.md)
- [Commits](https://github.com/pre-commit/pre-commit/compare/v3.7.1...v3.8.0)

---
updated-dependencies:
- dependency-name: sphinx
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: python-requirements
- dependency-name: trio
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: python-requirements
- dependency-name: pre-commit
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: python-requirements
...

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