chore(argo-events): Add install guide on README (#1909)

Signed-off-by: yu-croco <yu.croco@gmail.com>

charts/argo-events/Chart.yaml

@@ -2,7 +2,7 @@ apiVersion: v2
 appVersion: v1.7.6
 description: A Helm chart for Argo Events, the event-driven workflow automation framework
 name: argo-events
-version: 2.1.3
+version: 2.1.4
 home: https://github.com/argoproj/argo-helm
 icon: https://argoproj.github.io/argo-events/assets/logo.png
 keywords:
@@ -15,5 +15,5 @@ maintainers:
     url: https://argoproj.github.io/
 annotations:
   artifacthub.io/changes: |
-    - kind: changed
-      description: Upgrade Argo Events to v1.7.6
+    - kind: added
+      description: Add install guide on README

charts/argo-events/README.md

@@ -17,6 +17,19 @@ To regenerate this document, please run:
 ./scripts/helm-docs.sh
 ```
 
+## Installing the Chart
+
+To install the chart with the release name `my-release`:
+
+```console
+$ helm repo add argo https://argoproj.github.io/argo-helm
+"argo" has been added to your repositories
+
+$ helm install my-release argo/argo-events
+NAME: my-release
+...
+```
+
 ## Upgrading
 
 ### Custom resource definitions

charts/argo-events/README.md.gotmpl

@@ -17,6 +17,19 @@ To regenerate this document, please run:
 ./scripts/helm-docs.sh
 ```
 
+## Installing the Chart
+
+To install the chart with the release name `my-release`:
+
+```console
+$ helm repo add argo https://argoproj.github.io/argo-helm
+"argo" has been added to your repositories
+
+$ helm install my-release argo/argo-events
+NAME: my-release
+...
+```
+
 ## Upgrading
 
 ### Custom resource definitions