[FIX] delivery_price_method: method permissions

If a user don't have the necessary permissions for writing in the
`delivery.carrier` model (like a low range salesman) he won't be able to
choose a carrier wich uses the rate shipment override.

TT31627

delivery_price_method 13.0.1.0.1

Author: chienandalu

delivery_price_method/__manifest__.py

@@ -9,7 +9,7 @@
     "website": "https://github.com/OCA/delivery-carrier",
     "license": "AGPL-3",
     "category": "Delivery",
-    "version": "13.0.1.0.0",
+    "version": "13.0.1.0.1",
     "depends": ["delivery"],
     "data": ["views/delivery_carrier_views.xml"],
 }

delivery_price_method/models/delivery_carrier.py

@@ -24,10 +24,10 @@ def rate_shipment(self, order):
         previous_method = False
         if self.price_method in ("fixed", "base_on_rule"):
             previous_method = self.delivery_type
-            self.delivery_type = self.price_method
+            self.sudo().delivery_type = self.price_method
         res = super().rate_shipment(order)
         if previous_method:
-            self.delivery_type = previous_method
+            self.sudo().delivery_type = previous_method
         return res
 
     def send_shipping(self, pickings):