fix: fix preprod wankery

values/atlantis/prod/pubsub.yaml

@@ -7,12 +7,12 @@ spec:
   type: pubsub.rabbitmq
   metadata:
   - name: hostname
-    value: prod-rabbitmq.rabbitmq
+    value: preprod-rabbitmq.rabbitmq
   - name: username
     value: user
   - name: password
     secretKeyRef:
-      name: prod-atlantis-rabbitmq
+      name: preprod-atlantis-rabbitmq
       key:  rabbitmq-password
   - name: protocol
     value: amqp