[FIX] website_sale: allow to override product order on shop
[FIX] website_sale: allow to override product order on shop

Close #11202

Daniel-CA/odoo,ehirt/odoo,Daniel-CA/odoo,spadae22/odoo,Daniel-CA/odoo,spadae22/odoo,spadae22/odoo,Daniel-CA/odoo,ehirt/odoo,Daniel-CA/odoo,ehirt/odoo,ehirt/odoo,spadae22/odoo,spadae22/odoo,spadae22/odoo,ehirt/odoo,ehirt/odoo,Daniel-CA/odoo,spadae22/odoo,ehirt/odoo,Daniel-CA/odoo