Revert "Adding MicroK8s to kubernetes_distros.md"

This reverts commit fca5c6b1be.

Signed-off-by: Sebastien Plisson <sebastien.plisson@gmail.com>

docs/kubernetes_distros.md

@@ -6,10 +6,6 @@ environments.
 We are trying to add more details to this document. Please contribute via Pull
 Requests if you can.
 
-## MicroK8s
-
-Helm can be enabled in [MicroK8s](https://microk8s.io) using the command: `microk8s.enable helm`
-
 ## MiniKube
 
 Helm is tested and known to work with [minikube](https://github.com/kubernetes/minikube).