Sort imports according to PEP8 for 'script' folder (#29790)

script/lazytox.py

@@ -4,12 +4,12 @@ Lazy 'tox' to quickly check if branch is up to PR standards.
 
 This is NOT a tox replacement, only a quick check during development.
 """
-import os
 import asyncio
-import sys
+from collections import namedtuple
+import os
 import re
 import shlex
-from collections import namedtuple
+import sys
 
 try:
     from colorlog.escape_codes import escape_codes