Merge pull request #697 from MFraters/update_date

Update zenodo citation date.

Author: MFraters

README.md

@@ -40,7 +40,7 @@ Fraters, M., Thieulot, C., van den Berg, A., and Spakman, W.: The Geodynamic Wor
 
 And cite the specific version of the software used. Version 0.6.0 can be cited as:
 
-Menno Fraters and others. 2023, June 6. The Geodynamic World Builder v0.6.0. Zenodo. [https://doi.org/10.5281/zenodo.10794862](https://doi.org/10.5281/zenodo.10794862).
+Menno Fraters and others. 2024, March 8. The Geodynamic World Builder v0.6.0. Zenodo. [https://doi.org/10.5281/zenodo.10794862](https://doi.org/10.5281/zenodo.10794862).
 
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