docs: use permanent Zenodo DOI

Author: Pluze

README.md

@@ -116,7 +116,7 @@ the generic structure; private app details belong in the private app repository.
 
 For citation metadata, see the
 [Zenodo archive](https://zenodo.org/records/21250089) and
-[DOI: 10.5281/zenodo.21250089](https://doi.org/10.5281/zenodo.21250089).
+[DOI: 10.5281/zenodo.21250088](https://doi.org/10.5281/zenodo.21250088).
 
 ## License