fix: fix typo in readme. (#342)

* fix typo

Fix typo in readme

* bump argo-cd chart version

charts/argo-cd/Chart.yaml

@@ -2,7 +2,7 @@ apiVersion: v1
 appVersion: "1.5.4"
 description: A Helm chart for ArgoCD, a declarative, GitOps continuous delivery tool for Kubernetes.
 name: argo-cd
-version: 2.3.0
+version: 2.3.1
 home: https://github.com/argoproj/argo-helm
 icon: https://raw.githubusercontent.com/argoproj/argo/master/docs/assets/argo.png
 keywords:

charts/argo-cd/README.md

@@ -16,7 +16,7 @@ This chart currently installs the non-HA version of ArgoCD.
 
 ### 1.8.7 to 2.x.x
 
-`controller.extraArgs`, `repoServer.extraArgs` and `server.extraArgs`  are not arrays of strings intead of a map
+`controller.extraArgs`, `repoServer.extraArgs` and `server.extraArgs`  are now arrays of strings intead of a map
 
 What was
 ```yaml