message: [docs] Remove reference to unsupported Helm 3
diff: @@ -4,7 +4,7 @@ This guide will walk you through the process of deploying Kubeapps for your clus
  ## Prerequisites
  -Kubeapps assumes a working Kubernetes cluster (v1.8+), [`Helm`](https://helm.sh/) (2.14.0+; Helm 3 not yet supported) installed in your cluster and [`kubectl`](https://kubernetes.io/docs/tasks/tools/install-kubectl/) installed and configured to talk to your Kubernetes cluster. Kubeapps has been tested with Azure Kubernetes Service (AKS), Google Kubernetes Engine (GKE), `minikube` and Docker for Desktop Kubernetes. Kubeapps works on RBAC-enabled clusters and this configuration is encouraged for a more secure install.
  +Kubeapps assumes a working Kubernetes cluster (v1.8+), [`Helm`](https://helm.sh/) (2.14.0+) installed in your cluster and [`kubectl`](https://kubernetes.io/docs/tasks/tools/install-kubectl/) installed and configured to talk to your Kubernetes cluster. Kubeapps has been tested with Azure Kubernetes Service (AKS), Google Kubernetes Engine (GKE), `minikube` and Docker for Desktop Kubernetes. Kubeapps works on RBAC-enabled clusters and this configuration is encouraged for a more secure install.
  > On GKE, you must either be an "Owner" or have the "Container Engine Admin" role in order to install Kubeapps.
  