Update Chart.yaml

Author: rishabh6788

helm/opendistro-es/Chart.yaml

@@ -13,7 +13,7 @@
 
 apiVersion: v1
 # Open Distro for Elasticsearch version
-appVersion: 1.4.0
+appVersion: 1.6.0
 description: 'Open Distro for Elasticsearch'
 engine: gotpl
 kubeVersion: ^1.10.0-0
@@ -26,4 +26,4 @@ name: opendistro-es
 sources:
 - https://pages.git.viasat.com/ATG/charts
 # Chart version
-version: 1.4.0
+version: 1.6.0