Do not try to update status of Peppyrus document without transmission ID

Closes #14998
(grafted from 27108e7beebfb2c68b9caad5add3456310fe9c9f)

--HG--
branch : 8.0

modules/edocument_peppol_peppyrus/edocument.py

@@ -190,6 +190,8 @@ class PeppolService(metaclass=PoolMeta):
     @peppyrus_api
     def _update_status_peppyrus(self, document):
         assert document.direction == 'out'
+        if not document.transmission_id:
+            return
         response = requests.get(
             urljoin(
                 URLS[self.peppyrus_server],