Update README.md

Author: andyzhangx

charts/README.md

@@ -16,12 +16,6 @@
    - `--set node.cloudConfigSecretNamesapce`
  - switch to `mcr.azk8s.cn` repository in Azure China: `--set image.baseRepo=mcr.azk8s.cn`
 
-## install latest version
-```console
-helm repo add blob-csi-driver https://raw.githubusercontent.com/kubernetes-sigs/blob-csi-driver/master/charts
-helm install blob-csi-driver blob-csi-driver/blob-csi-driver --set node.enableBlobfuseProxy=true --namespace kube-system
-```
-
 ### install a specific version
 ```console
 helm repo add blob-csi-driver https://raw.githubusercontent.com/kubernetes-sigs/blob-csi-driver/master/charts