Update README.md

Signed-off-by: Alex Ellis <[email protected]>

Author: alexellis

README.md

@@ -3,7 +3,6 @@
 [![Build Status](https://github.com/openfaas/faas/actions/workflows/build.yml/badge.svg)](https://github.com/openfaas/faas/actions/workflows/build.yml)
 [![go.dev reference](https://img.shields.io/badge/go.dev-reference-007d9c?logo=go&logoColor=white&style=flat-square)](https://pkg.go.dev/github.com/openfaas/faas)
 [![OpenFaaS](https://img.shields.io/badge/openfaas-serverless-blue.svg)](https://www.openfaas.com)
-[![Derek App](https://alexellis.o6s.io/badge?owner=openfaas&repo=faas)](https://github.com/alexellis/derek/)
 
 ![OpenFaaS Logo](https://blog.alexellis.io/content/images/2017/08/faas_side.png)