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

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testing/test_collection.py

@@ -6,7 +6,8 @@
 import sys
 import tempfile
 import textwrap
-from typing import List, Type
+from typing import List
+from typing import Type
 
 from _pytest.assertion.util import running_on_ci
 from _pytest.config import ExitCode