Bump tox from 4.6.3 to 4.6.4

Bumps [tox](https://github.com/tox-dev/tox) from 4.6.3 to 4.6.4.
- [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@4.6.3...4.6.4)

---
updated-dependencies:
- dependency-name: tox
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

setup.cfg

@@ -39,7 +39,7 @@ dev =
     pytest == 7.4.0
     pytest-tldr == 0.2.5
     setuptools_scm[toml] == 7.1.0
-    tox == 4.6.3
+    tox == 4.6.4
 
 [options.packages.find]
 where = src