chore(deps): update dependency tox to v4 (#130)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

requirements-dev.txt

@@ -5,5 +5,5 @@ pytest>=6.2.1,<7.0.0
 pytest-cov>=2.2.1,<3.0.0
 pytest-rerunfailures>=3.1
 responses>=0.12.1,<1.0.0
-tox>=3.2.0,<4.0.0
+tox>=4.24.2,<4.25.0
 python_dotenv>=0.1.5