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

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tests/test_testing.py

@@ -5,8 +5,8 @@
 
 import click
 from click._compat import PY2
-from click._compat import WIN
 from click._compat import raw_input
+from click._compat import WIN
 from click.testing import CliRunner
 
 # Use the most reasonable io that users would use for the python version.