[IMP]Website Blog: Make Onboarding tour user friendly and change customi...

...ze cover feature

- Task: https://www.odoo.com/web?debug=#id=8996&view_type=form&model=project.task&menu_id=3942&action=327
- Pad: https://pad.odoo.com/p/r.MnhQk73bZbMtu2Mv
@htr-odoo In order to have a cleaner string, you could write smth like this
```python
cr.execute('SELECT id, parent_id FROM ir_attachment WHERE id in %s ORDER BY %s', (tuple(ids), self._order if not order else order))
```