add experimental comments

Author: davidzl

kubernetes/charts/weblogic-operator/values.yaml

@@ -97,5 +97,6 @@ elasticSearchHost: "elasticsearch.default.svc.cluster.local"
 # This parameter is ignored if 'elkIntegrationEnabled' is false.
 elasticSearchPort: 9200
 
+# experimental
 # istioEnabled specifies whether or not it is deployed under Istio.
 istioEnabled: false