Add fluentd support

Change-Id: I64a93135daebe7d55430adc51de2c9186c7a5ad7
diff --git a/metadata/service/support.yml b/metadata/service/support.yml
index 031dcfb..a59c6f0 100644
--- a/metadata/service/support.yml
+++ b/metadata/service/support.yml
@@ -15,3 +15,5 @@
         enabled: true
       grafana:
         enabled: true
+      fluentd:
+        enabled: true