feat(tests): add a blank line before test_show_select_where_no_rows function for improved readability

Author: kosiew

python/tests/test_dataframe.py

@@ -2665,6 +2665,7 @@ def trigger_interrupt():
     # Make sure the interrupt thread has finished
     interrupt_thread.join(timeout=1.0)
 
+
 def test_show_select_where_no_rows(capsys) -> None:
     ctx = SessionContext()
     df = ctx.sql("SELECT 1 WHERE 1=0")