refactor PlanNode output columns

[Fedomn]

Remove PlannerContext for subquery, because the PlanRef always changed in the optimizer, so the original way is incorrect.

Currently, we used BoundAlias to represent Subquery columns which binding in Subquery.bind_alias_to_all_columns method.

And then BoundExpr.output_column_catalog will return table_id based on its expr type. For unclear expr return table_id is empty string, such as: Constant and BinaryOp