Update README.md

Author: piotrpekala7

README.md

@@ -1,6 +1,6 @@
 # gns3-web-ui
 
-![Build](https://github.com/GNS3/gns3-web-ui/actions/workflows/main.yml/badge.svg)
+[![Build](https://github.com/GNS3/gns3-web-ui/actions/workflows/main.yml/badge.svg)](https://github.com/GNS3/gns3-web-ui/actions/workflows/main.yml)
 [![Dependency](https://img.shields.io/librariesio/github/GNS3/gns3-web-ui)](https://libraries.io/github/GNS3/gns3-web-ui)
 [![Packages versions](https://repology.org/badge/latest-versions/gns3.svg)](https://repology.org/metapackage/gns3/versions)
 [![Packages](https://repology.org/badge/tiny-repos/gns3.svg)](https://repology.org/metapackage/gns3/versions)