Add new line at EOF.

Author: Schwarf

tests/fast/test_relation.py

@@ -695,4 +695,4 @@ def test_relation_select_dtypes_quotes_identifiers_with_spaces(self, duckdb_curs
         rel = duckdb_cursor.from_df(df)
         out = rel.select_dtypes([duckdb.sqltypes.VARCHAR]).fetchdf()
         assert list(out.columns) == ["na me"]
-        assert out["na me"].tolist() == ["alice", "bob"]
+        assert out["na me"].tolist() == ["alice", "bob"]