Upgrade to Elastalert 0.2.1 with support for Elasticsearch 7 (#16383)

Signed-off-by: Jason Ertel <jertel@codesim.com>

stable/elastalert/Chart.yaml

@@ -1,8 +1,8 @@
 apiVersion: v1
 description: ElastAlert is a simple framework for alerting on anomalies, spikes, or other patterns of interest from data in Elasticsearch.
 name: elastalert
-version: 1.1.0
-appVersion: 0.1.39
+version: 1.2.0
+appVersion: 0.2.1
 home: https://github.com/Yelp/elastalert
 icon: https://static-www.elastic.co/assets/blteb1c97719574938d/logo-elastic-elasticsearch-lt.svg
 sources:

stable/elastalert/README.md

@@ -10,7 +10,7 @@ For ES 5.x:
 $ helm install stable/elastalert
 ```
 
-For ES 6.x:
+For ES 6 and newer:
 
 ```console
 $ helm install stable/elastalert --set writebackIndex=elastalert
@@ -52,7 +52,7 @@ The command removes all the Kubernetes components associated with the chart and
 |       Parameter          |                    Description                    |             Default             |
 | ------------------------ | ------------------------------------------------- | ------------------------------- |
 | `image.repository`       | docker image                                      | jertel/elastalert-docker        |
-| `image.tag`              | docker image tag                                  | 0.1.39                          |
+| `image.tag`              | docker image tag                                  | 0.2.1                           |
 | `image.pullPolicy`       | image pull policy                                 | IfNotPresent                    |
 | `command`                | command override for container                    | `NULL`                          |
 | `args`                   | args override for container                       | `NULL`                          |

stable/elastalert/values.yaml

@@ -28,7 +28,7 @@ image:
   # docker image
   repository: jertel/elastalert-docker
   # docker image tag
-  tag: 0.1.39
+  tag: 0.2.1
   pullPolicy: IfNotPresent
 resources: {}