Sort imports according to PEP8 for 'tests' (#29791)

tests/util/test_package.py

@@ -2,8 +2,8 @@
 import asyncio
 import logging
 import os
-import sys
 from subprocess import PIPE
+import sys
 from unittest.mock import MagicMock, call, patch
 
 import pkg_resources
@@ -11,7 +11,6 @@ import pytest
 
 import homeassistant.util.package as package
 
-
 RESOURCE_DIR = os.path.abspath(
     os.path.join(os.path.dirname(__file__), "..", "resources")
 )