chore(deps): update dependency tox to v4

renovate[bot] · web-flow · commit ed1a6c229ebb · 2023-08-16T17:06:30.000Z
diff --git a/dev-requirements.txt b/dev-requirements.txt
@@ -11,7 +11,7 @@ pytest-mock
 watchdog
 mypy
 isort
-tox==3.24.3
+tox==4.9.0
 coverage
 wily
 rope
