Add kitchen tests for logging

Change-Id: I96e963a3e0be1bb44a35cb49d9673ed28501ec53
diff --git a/tests/pillar/compute_cluster.sls b/tests/pillar/compute_cluster.sls
index b6ad010..28ded0c 100644
--- a/tests/pillar/compute_cluster.sls
+++ b/tests/pillar/compute_cluster.sls
@@ -32,6 +32,15 @@
       user: nova
       password: password
       tenant: service
+    logging:
+      log_appender: false
+      log_handlers:
+        watchedfile:
+          enabled: true
+        fluentd:
+          enabled: false
+        ossyslog:
+          enabled: false
     message_queue:
       engine: rabbitmq
       members: