capitalize "note"

Author: prydonius

docs/getting-started.md

@@ -14,7 +14,7 @@ Kubeapps assumes a working Kubernetes (v1.7+) with RBAC enabled and [Kubectl](ht
 - Download latest Kubeapps Installer binary from the [release page](https://github.com/kubeapps/kubeapps/releases). Currently Kubeapps Installer is distributed in two platforms: linux/amd64 and OSX/amd64
 - Make the binary executable
 
-***Note**: On Google Kubernetes Engine, you must either be an "Owner" or have the "Container Engine Admin" role in order to install Kubeapps.
+***NOTE**: On Google Kubernetes Engine, you must either be an "Owner" or have the "Container Engine Admin" role in order to install Kubeapps.
 
 ## Deploy the Kubeapps components into your cluster