update docs

packages/app/docker/README.md

@@ -2,7 +2,7 @@
 GROWI Official docker image
 ========================
 
-[![Actions Status](https://github.com/weseek/growi/workflows/Release%20Docker%20Images/badge.svg)](https://github.com/weseek/growi/actions) [![docker-pulls](https://img.shields.io/docker/pulls/weseek/growi.svg)](https://hub.docker.com/r/weseek/growi/) [![](https://images.microbadger.com/badges/image/weseek/growi.svg)](https://microbadger.com/images/weseek/growi)
+[![Actions Status](https://github.com/weseek/growi/workflows/Release/badge.svg)](https://github.com/weseek/growi/actions) [![docker-pulls](https://img.shields.io/docker/pulls/weseek/growi.svg)](https://hub.docker.com/r/weseek/growi/) [![](https://images.microbadger.com/badges/image/weseek/growi.svg)](https://microbadger.com/images/weseek/growi)
 
 ![GROWI-x-docker](https://user-images.githubusercontent.com/1638767/38307565-105956e2-384f-11e8-8534-b1128522d68d.png)