Merge pull request #269 from NLeSC/update_doi

Change DOI on README to refer to all versions

Author: bouweandela

README.md

@@ -1,5 +1,5 @@
 Dead-link checker status (does not actually build guide itself): [![Build Status](https://travis-ci.org/NLeSC/guide.svg?branch=master)](https://travis-ci.org/NLeSC/guide)
-[![DOI](https://zenodo.org/badge/DOI/10.5281/zenodo.4020565.svg)](https://doi.org/10.5281/zenodo.4020565)
+[![DOI](https://zenodo.org/badge/DOI/10.5281/zenodo.4020564.svg)](https://doi.org/10.5281/zenodo.4020564)
 
 # Guide