Merge pull request #1702 from stackhpc/update-rabbitmq-rule

Use rabbitmq length for ``RabbitMQNodeNotDistributed``

Author: seunghun1ee

etc/kayobe/kolla/config/prometheus/rabbitmq.rules

@@ -20,7 +20,7 @@ groups:
     annotations:
       description: RabbitMQ consumers message consumption speed is low on {{ $labels.instance }}
   - alert: RabbitMQNodeNotDistributed
-    expr: erlang_vm_dist_node_state < 3
+    expr: erlang_vm_dist_node_state < {% endraw %}{{ alertmanager_number_of_rabbitmq_nodes }}{% raw %}
     for: 5m
     labels:
       severity: critical