[pre-commit.ci] auto fixes from pre-commit.com hooks

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tests/integration/test_integration.py

@@ -11,10 +11,10 @@
     Test the simplest proxy use scenario for smoke.
 """
 import os
+import sys
 import time
 import tempfile
 import subprocess
-import sys
 from random import random
 from typing import Any, List, Generator
 from pathlib import Path