Merge pull request #12670 from liangxia/404-url

Fix bug 1643426 , 404 url

install_config/persistent_storage/persistent_volume_snapshots.adoc

@@ -38,7 +38,7 @@ This document describes the current state of volume snapshot support in
 link:https://kubernetes.io/docs/concepts/storage/persistent-volumes/[PVs],
 link:https://kubernetes.io/docs/concepts/storage/persistent-volumes/#persistentvolumeclaims[persistent
 volume claims (PVCs)], and
-link:http://blog.kubernetes.io/2016/10/dynamic-provisioning-and-storage-in-kubernetes.html[dynamic
+link:https://kubernetes.io/docs/concepts/storage/dynamic-provisioning/[dynamic
 provisioning] is recommended.
 
 [[features]]