[FIX] point_of_sale: signature of _price_get changed

During the refactoring in pricelists made in PR:https://github.com/odoo/odoo/pull/79605
the signature of the function _price_get has changed and needs to get a
recordset of product instead of an ID.

So we know pass the product record

closes odoo/odoo#81161

Signed-off-by: Masereel Pierre <pim@odoo.com>

addons/point_of_sale/models/product.py

@@ -59,7 +59,7 @@ class ProductProduct(models.Model):
             pricelists = config.available_pricelist_ids
         else:
             pricelists = config.pricelist_id
-        price_per_pricelist_id = pricelists._price_get(self.id, quantity)
+        price_per_pricelist_id = pricelists._price_get(self, quantity)
         pricelist_list = [{'name': pl.name, 'price': price_per_pricelist_id[pl.id]} for pl in pricelists]
 
         # Warehouses