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

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

Author: pre-commit-ci[bot]

pandas/tests/indexing/multiindex/test_setitem.py

@@ -554,4 +554,3 @@ def test_frame_setitem_partial_multiindex():
     expected = df.copy()
     expected["d"] = 8
     tm.assert_frame_equal(result, expected)
-