[docs] removed outdated ref

Author: svenefftinge

src/docs/self-hosted/0.5.0/self-hosted.md

@@ -7,20 +7,13 @@ url: /docs/self-hosted/0.5.0/self-hosted/
 
 Gitpod, just as you know it from [gitpod.io](https://gitpod.io), can be deployed and operated on your own infrastructure. It supports different cloud providers, self-managed Kubernetes clusters, corporate firewalls, and even off-grid / air-gapped networks.
 
-
-## Installation
-
-You can find all configuration templates and installation scripts in this repository:
-
-  > https://github.com/gitpod-io/self-hosted/
-
-### Install on Google Cloud Platform
+## Install on Google Cloud Platform
 
 The easiest way to install Gitpod Self-Hosted is currently on Google Cloud Platform (that's also where [gitpod.io](https://gitpod.io) is deployed). GCP is the recommended platform for most users:
 
 * [Install Gitpod on Google Cloud Platform](../install/install-on-gcp-script/)
 
-### Install on any Kubernetes cluster
+## Install on any Kubernetes cluster
 
 If you manage your own Kubernetes cluster, please follow this guide: