PEP8 fix

Author: Chris Bertinato

pandas/tests/arithmetic/test_datetime64.py

@@ -2342,4 +2342,3 @@ def test_to_numpy_alias():
     # GH 24653: alias .to_numpy() for scalars
     ts = pd.Timestamp(datetime.now())
     assert ts.to_datetime64() == ts.to_numpy()
-