Update Zenodo DOI (reserved before upload)

README.md

@@ -2,7 +2,7 @@
 
 [![nbviewer](https://raw.githubusercontent.com/jupyter/design/master/logos/Badges/nbviewer_badge.svg)](https://nbviewer.jupyter.org/github/apasto/ggm_bg_maps_binder/blob/master/ggm_bg.ipynb)
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-[![Zenodo DOI](https://zenodo.org/badge/263948744.svg)](https://zenodo.org/badge/latestdoi/263948744)
+[![Zenodo DOI](https://zenodo.org/badge/DOI/10.5281/zenodo.5484122.svg)](https://doi.org/10.5281/zenodo.5484122)
 
 ![Global map of the computed topography-reduced gravity disturbance](./readme_figures/bg_gd.png)