[FIX] l10n_ar: error when opening products on e-commerce

- install e-commerce and l10n_ar;
- as a Public user open a product on the shop.

Before this commit, an 403 error was raised.

Now, the public user can navigate through the products.

opw-2462477

closes odoo/odoo#66795

Signed-off-by: Jorge Pinna Puissant (jpp) <jpp@odoo.com>