[ADD] slides gallery module

- Task: https://www.odoo.com/web?#id=9093&view_type=form&model=project.task
- Pad: https://pad.odoo.com/p/r.QlQTvBv6mCcMrK4B
domains are always the same, the only thing that changes is the `order` so please factorize this code (one domaine and one search with a parameter `order`