[FIX] website_sale_digital: make /my/orders accessible with just token

This route should be public because the public user should have access
if the correct access token is passed. super() will ensure that.

addons/website_sale_digital/controllers/main.py

@@ -28,7 +28,7 @@ class WebsiteSaleDigital(CustomerPortal):
 
     @http.route([
         '/my/orders/<int:order>',
-    ], type='http', auth='user', website=True)
+    ], type='http', auth='public', website=True)
     def portal_order_page(self, order=None, **post):
         response = super(WebsiteSaleDigital, self).portal_order_page(order=order, **post)
         if not 'order' in response.qcontext: