fix: add chart home link and better icon
apiVersion: v1
description: A Helm chart for Kubernetes
-icon: https://raw.githubusercontent.com/jenkins-x/jenkins-x-platform/d273e09/images/go.png
+icon: https://raw.githubusercontent.com/jenkins-x/jenkins-x-website/master/images/logo/jenkinsx-icon-color.svg
name: lighthouse
version: 0.1.0-SNAPSHOT
+home: https://github.com/jenkins-x/lighthouse
+
