Added a comment to Instructions regarding not changing config in Code…

…spaces

course_information/Instructions.md

@@ -6,6 +6,8 @@ To avoid installation and configuration issues we are going to deploy an environ
 
 If you want to open directly a GitHub codespace for this specific repository click here: [![Open in GitHub Codespaces](https://github.com/codespaces/badge.svg)](https://codespaces.new/biosustain/dsp_nextflow_training)
 
+Don't change the configuration and accept the default option. It says pay but you're not paying...
+
 If you want to do it manually go to [course website](https://github.com/biosustain/dsp_nextflow_training)
 
 Click on button **Code** and click on the Codespaces tab. There click on **Create codespace**. Now your Nextflow environment will be built following the instructions in devcontainer.json file (i.e. installing Ubuntu, Docker, VSCode with Docker extension) with additional customization added in the Dockerfile (i.e, installing java and Docker dependencies).