Merge pull request #41 from Sydney-Informatics-Hub/gitpod

Fix gp badge

README.md

@@ -7,7 +7,7 @@ Event description [here](https://www.biocommons.org.au/events/hello-nextflow).
 Content published at: [https://sydney-informatics-hub.github.io/hello-nextflow/](https://sydney-informatics-hub.github.io/hello-nextflow/)
 
 ## Self-directed materials
-[![Open in Gitpod](https://gitpod.io/button/open-in-gitpod.svg)](https://gitpod.io/#https://github.com/<your-username>/<your-repo>)
+[![Open in Gitpod](https://gitpod.io/button/open-in-gitpod.svg)](https://gitpod.io/new/#https://github.com/Sydney-Informatics-Hub/hello-nextflow)
 
 ## Developers