🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

Author: gcf-owl-bot[bot]

tests/system/small/test_session.py

@@ -959,7 +959,9 @@ def test_read_pandas_json_index(session, write_engine):
         '{"a":1,"b":["x","y"],"c":{"x":[],"z":false}}',
     ]
     expected_index: pd.Index = pd.Index(json_data, dtype=bigframes.dtypes.JSON_DTYPE)
-    actual_result = session.read_pandas(expected_index, write_engine=write_engine).to_pandas()
+    actual_result = session.read_pandas(
+        expected_index, write_engine=write_engine
+    ).to_pandas()
     pd.testing.assert_index_equal(actual_result, expected_index)
 
 
@@ -1013,7 +1015,9 @@ def test_read_pandas_w_nested_json_index(session, write_engine):
             pa.list_(pa.struct([("name", bigframes.dtypes.JSON_ARROW_TYPE)]))
         ),
     )
-    with pytest.raises(NotImplementedError, match="Nested JSON types, found in the index"):
+    with pytest.raises(
+        NotImplementedError, match="Nested JSON types, found in the index"
+    ):
         session.read_pandas(pd_idx, write_engine=write_engine)