updated elasticsearch to version 6.2.4 (#6425)

incubator/elasticsearch/Chart.yaml

@@ -1,7 +1,7 @@
 name: elasticsearch
 home: https://www.elastic.co/products/elasticsearch
-version: 1.2.0
-appVersion: 6.1.1
+version: 1.2.1
+appVersion: 6.2.4
 description: Flexible and powerful open source, distributed real-time search and analytics
   engine.
 icon: https://static-www.elastic.co/assets/blteb1c97719574938d/logo-elastic-elasticsearch-lt.svg

incubator/elasticsearch/values.yaml

@@ -1,11 +1,11 @@
 # Default values for elasticsearch.
 # This is a YAML-formatted file.
 # Declare variables to be passed into your templates.
-appVersion: "6.1.1"
+appVersion: "6.2.4"
 
 image:
   repository: "docker.elastic.co/elasticsearch/elasticsearch-oss"
-  tag: "6.1.1"
+  tag: "6.2.4"
   pullPolicy: "IfNotPresent"
 
 cluster: