message: fix: restore __members__ stub removed by stubgen
diff: @@ -180,6 +180,9 @@ class token_type:
  def name(self) -> str: ...
  @property
  def value(self) -> int: ...
  + @property
  + # stubgen override - this gets removed by stubgen but it shouldn't
  + def __members__(self) -> object: ...
  def aggregate(df: object, aggr_expr: str, group_expr: str = ..., connection: DuckDBPyConnection = ...) -> DuckDBPyRelation: ...
  def alias(df: object, alias: str, connection: DuckDBPyConnection = ...) -> DuckDBPyRelation: ...
  