[FEATURE] Products filter by supplier_id

Filter products by supplier id.

__Tasks:__

- [x] add field descriptors for supplier_id filter
- [ ] gather feedback for my changes

__Informations:__

| Q             | A
| ------------- | ---
| Tests pass?   | yes
| Fixed tickets | none
| BC Breaks     | none
| Doc           | none
does that mean, that in product_list there now is a supplierId?