Fix links in the tasks section

This PR fixes links where the target is a redirection. The special case
is about minikube, which has been deleted recently. The dangling link
now points to `/docs/tasks/tools/` which makes no sense. This PR change
the target for `minikube` to `https://minikube.sigs.k8s.io/docs/`.

content/en/docs/tasks/configure-pod-container/configure-persistent-volume-storage.md

@@ -29,7 +29,7 @@ PersistentVolume.
 {{< glossary_tooltip text="kubectl" term_id="kubectl" >}}
 command-line tool must be configured to communicate with your cluster. If you
 do not already have a single-node cluster, you can create one by using
-[Minikube](/docs/setup/learning-environment/minikube/).
+[Minikube](https://minikube.sigs.k8s.io/docs/).
 
 * Familiarize yourself with the material in
 [Persistent Volumes](/docs/concepts/storage/persistent-volumes/).