Ensure loading of postal code does not fails

tests/app/config/packages/messenger.yaml

@@ -0,0 +1,15 @@
+framework:
+    messenger:
+        # Uncomment this (and the failed transport below) to send failed messages to this transport for later handling.
+        # failure_transport: failed
+
+        transports:
+        # https://symfony.com/doc/current/messenger.html#transport-configuration
+        # async: '%env(MESSENGER_TRANSPORT_DSN)%'
+        # failed: 'doctrine://default?queue_name=failed'
+        # sync: 'sync://'
+
+        routing:
+        # Route your messages to the transports
+            'Chill\CalendarBundle\Messenger\Message\CalendarRangeMessage': async
+        # 'App\Message\YourMessage': async