Bump tox from 3.25.1 to 4.18.1

Bumps [tox](https://github.com/tox-dev/tox) from 3.25.1 to 4.18.1.
- [Release notes](https://github.com/tox-dev/tox/releases)
- [Changelog](https://github.com/tox-dev/tox/blob/main/docs/changelog.rst)
- [Commits](tox-dev/tox@3.25.1...4.18.1)

---
updated-dependencies:
- dependency-name: tox
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

test-requirements.txt

@@ -2,6 +2,6 @@ black==24.8.0
 flake8==7.1.1
 isort==5.12.0
 pre-commit==3.8.0
-tox==3.25.1
+tox==4.18.1
 tox-gh-actions==2.9.1
 codecov==2.1.13