[py]: Run flake8 last as other linters fix most of its issues automatically

Author: symonk

py/tox.ini

@@ -41,6 +41,6 @@ deps =
   flake8==5.0.4
   flake8-typing-imports==1.13.0
 commands =
-  flake8 selenium/ test/ --min-python-version=3.7
   isort selenium/ test/
   black test/ selenium/common/ -l 120
+  flake8 selenium/ test/ --min-python-version=3.7