Add error when parsing shape applied to type cast

[dnwpark]

When passing the query from #6605, the error has been changed to:

select User filter .id = <uuid>$userId { id };
error: EdgeQLSyntaxError: cannot apply a shape to the parameter
  ┌─ <query>:1:32
  │
1 │ select User filter .id = <uuid>$userId { id };
  │                                ^^^^^^^ error