Update zenodo links

Co-authored-by: Maxime U. Garcia <max.u.garcia@gmail.com>

README.md

@@ -77,7 +77,7 @@ For further information or help, don't hesitate to get in touch on the [Slack `#
 
 ## Citations
 
-If you use nf-core/hic for your analysis, please cite it using the following doi: doi: [10.5281/zenodo.2669513](https://doi.org/10.5281/zenodo.2669513)
+If you use nf-core/hic for your analysis, please cite it using the following doi: doi: [10.5281/zenodo.2669512](https://doi.org/10.5281/zenodo.2669512)
 
 An extensive list of references for the tools used by the pipeline can be found in the [`CITATIONS.md`](CITATIONS.md) file.