updated docs to dont use weave cloud (#3961)

* updated docs to dont use weave cloud

* a better wording for the documentation

* comments from pr

* added manifest without version

* moving to kube without versions

* removed kube manifest

site/kubernetes/kube-addon.md

@@ -30,11 +30,10 @@ The following topics are discussed:
 blocked by your firewall: TCP 6783 and UDP 6783/6784.
 For more details, see the [FAQ](/site/faq.md#ports).*
 
-Weave Net can be installed onto your CNI-enabled Kubernetes cluster
-with a single command:
+[Weave Net](https://github.com/weaveworks/weave/releases) can be installed onto your CNI-enabled Kubernetes cluster with a single command:
 
 ```
-$ kubectl apply -f "https://cloud.weave.works/k8s/net?k8s-version=$(kubectl version | base64 | tr -d '\n')"
+$ kubectl apply -f https://github.com/weaveworks/weave/releases/download/v2.8.1/weave-daemonset-k8s.yaml
 ```
 
 **Important:** this configuration won't enable encryption by default. If your data plane traffic isn't secured that could allow malicious actors to access your pod network. Read on to see the alternatives.