docs(README): fix semaphore badge

README.md

@@ -6,7 +6,7 @@
 [![Docker Pulls](https://img.shields.io/docker/pulls/portainer/portainer.svg)](https://hub.docker.com/r/portainer/portainer/)
 [![Microbadger](https://images.microbadger.com/badges/image/portainer/portainer.svg)](http://microbadger.com/images/portainer/portainer "Image size")
 [![Documentation Status](https://readthedocs.org/projects/portainer/badge/?version=stable)](http://portainer.readthedocs.io/en/stable/?badge=stable)
-[![Build Status](https://semaphoreci.com/api/v1/portainer/portainer/branches/develop/badge.svg)](https://semaphoreci.com/portainer/portainer)
+[![Build Status](https://semaphoreci.com/api/v1/portainer/portainer-ci/branches/develop/badge.svg)](https://semaphoreci.com/portainer/portainer-ci)
 [![Code Climate](https://codeclimate.com/github/portainer/portainer/badges/gpa.svg)](https://codeclimate.com/github/portainer/portainer)
 [![Slack](https://portainer.io/slack/badge.svg)](https://portainer.io/slack/)
 [![Gitter](https://badges.gitter.im/portainer/Lobby.svg)](https://gitter.im/portainer/Lobby?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge)