[FIX] lunch: make sure that user has a last_lunch_location

We should have the frontend and backend in sync on the last_location
of the user

closes odoo/odoo#33608

Signed-off-by: Toufik Benjaa (tbe) <tbe@odoo.com>

addons/lunch/controllers/main.py

@@ -93,7 +93,9 @@ class LunchController(http.Controller):
             'currency': {'symbol': currency.symbol, 'position': currency.position},
         })
 
-        user_location = user.last_lunch_location_id if user.last_lunch_location_id else request.env['lunch.location'].search([], limit=1)
+        if not user.last_lunch_location_id:
+            user.last_lunch_location_id = request.env['lunch.location'].search([], limit=1)
+        user_location = user.last_lunch_location_id
 
         alert_domain = expression.AND([
             [('available_today', '=', True)],