Bump tox from 4.14.2 to 4.15.0

Bumps [tox](https://github.com/tox-dev/tox) from 4.14.2 to 4.15.0.
- [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@4.14.2...4.15.0)

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

Signed-off-by: dependabot[bot] <support@github.com>

pyproject.toml

@@ -33,7 +33,7 @@ dev = [
   "sphinx-pyproject==0.1.0",
   "sphinx==7.0.1",
   "Pallets-Sphinx-Themes==2.1.1",
-  "tox==4.14.2"
+  "tox==4.15.0"
 ]
 
 [tool.sphinx-pyproject]