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

for more information, see https://pre-commit.ci

Author: pre-commit-ci[bot]

tests/test_proxy_functional.py

@@ -95,11 +95,13 @@ def secure_proxy_url(tls_certificate_pem_path: str) -> Iterator[URL]:
     # proxy threads finish cleanup before pytest's unraisableexception
     # plugin collects warnings.
     if os.name == "nt":
-        import time
         import gc
+        import time
+
         time.sleep(0.1)
         gc.collect()
 
+
 @pytest.fixture
 def web_server_endpoint_payload() -> str:
     return str(uuid4())