Bump tox from 3.20.1 to 3.24.4 (#388)

Bumps [tox](https://github.com/tox-dev/tox) from 3.20.1 to 3.24.4.
- [Release notes](https://github.com/tox-dev/tox/releases)
- [Changelog](https://github.com/tox-dev/tox/blob/master/docs/changelog.rst)
- [Commits](tox-dev/tox@3.20.1...3.24.4)

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

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

requirements-dev.txt

@@ -1,5 +1,5 @@
 aiohttp==3.8.0
-tox==3.20.1
+tox==3.24.4
 pytest==6.2.5
 pytest-aiohttp==0.3.0
 pytest-cov==3.0.0