Revert "feat: add test for arrow C stream schema selection in DataFrame"

This reverts commit 043ac2a.

Author: kosiew

python/tests/test_dataframe.py

@@ -1637,37 +1637,6 @@ def test_arrow_c_stream_reader(df):
     assert table.equals(expected)
 
 
-def test_arrow_c_stream_schema_selection(fail_collect):
-    ctx = SessionContext()
-
-    batch = pa.RecordBatch.from_arrays(
-        [
-            pa.array([1, 2]),
-            pa.array([3, 4]),
-            pa.array([5, 6]),
-        ],
-        names=["a", "b", "c"],
-    )
-    df = ctx.create_dataframe([[batch]])
-
-    requested_schema = pa.schema([("c", pa.int64()), ("a", pa.int64())])
-    schema_capsule = requested_schema._export_to_c()
-
-    reader = pa.RecordBatchReader._import_from_c_capsule(
-        df.__arrow_c_stream__(schema_capsule)
-    )
-
-    assert reader.schema == requested_schema
-
-    batches = list(reader)
-
-    assert len(batches) == 1
-    expected_batch = pa.record_batch(
-        [pa.array([5, 6]), pa.array([1, 2])], names=["c", "a"]
-    )
-    assert batches[0].equals(expected_batch)
-
-
 def test_to_pylist(df):
     # Convert datafusion dataframe to Python list
     pylist = df.to_pylist()