Revert "issue 1166 Update test to use SQLAlchemy 2.0 compatible select statement"

This reverts commit f5f0279.

Author: shirzady1934

tests/test_io.py

@@ -1415,12 +1415,9 @@ class Temp(Base):
 
             Session = sqlalchemy.orm.sessionmaker(engine)
             with Session() as session:
-                stmt = sqlalchemy.select(Temp.quantity)
-                pd.read_sql(stmt, session.connection())
-
-                # pd.read_sql(
-                #    #session.query(Temp.quantity).statement, session.connection()
-                # )
+                pd.read_sql(
+                    session.query(Temp.quantity).statement, session.connection()
+                )
 
 
 def test_sqlalchemy_text() -> None: