docs: add badges

Author: viceice

README.md

@@ -1,3 +1,6 @@
+[![build](https://github.com/visualon/docker-renovate/actions/workflows/build.yml/badge.svg)](https://github.com/visualon/docker-renovate/actions/workflows/build.yml)
+[![Renovate enabled](https://img.shields.io/badge/renovate-enabled-brightgreen.svg)](https://renovatebot.com/)
+
 # docker-renovate
 
-Custom renovate images with some prepared tools
+Custom renovate image with some prepared tools