doc: Fix version reference in README for hlem chart

Author: andyzhangx

charts/README.md

@@ -12,7 +12,7 @@
 
 ### install a specific version
 > [!IMPORTANT]  
-> Starting from version `1.18.0`, the prefix `v` is removed from hlem chart release so they are in line with [semver](https://semver.org). Therefore, when upgrading, refer to version `1.18.0` instead of `v1.19.0`.
+> Starting from version `1.18.0`, the prefix `v` is removed from hlem chart release so they are in line with [semver](https://semver.org). Therefore, when upgrading, refer to version `1.18.0` instead of `v1.18.0`.
 
 ```console
 helm repo add csi-driver-smb https://raw.githubusercontent.com/kubernetes-csi/csi-driver-smb/master/charts