Update install_cluster-helm.md

site/en/getstarted/run-milvus-k8s/install_cluster-helm.md

@@ -46,7 +46,7 @@ $ helm repo add milvus https://zilliztech.github.io/milvus-helm/
 
 <div class="alert note">
 
-The Milvus Helm Charts repo at `https://milvus-io.github.io/milvus-helm/` has been archived and you can get further updates from `https://zilliztech.github.io/milvus-helm/` as follows:
+The Milvus Helm Charts repo at `https://github.com/milvus-io/milvus-helm` has been archived and you can get further updates from `https://github.com/zilliztech/milvus-helm` as follows:
 
 ```shell
 helm repo add zilliztech https://zilliztech.github.io/milvus-helm