[BUG][16.0] subscription_oca - product search view lost all search fields and filters from native Odoo

[cuongnmtm]

Module

subscription_oca

Describe the bug

Product search view lost all search fields and filters from native Odoo (16.0)

To Reproduce

Affected versions:

Steps to reproduce the behavior:

1. Open Invoicing > Customers > Products
2. Try searching for the product using the Odoo search bar

Expected behavior
All existing filters and search fields should still be there

Additional context
Probably the search view of product model is overwritten instead of being inherited.