DOC: replace zenodo DOI link in README with the one against the lates…

…t datalad

Thanks @gkiar!

[ci skip]
[appveyor skip]
[skip ci]

README.md

@@ -17,7 +17,7 @@
 [![Testimonials 4](https://img.shields.io/badge/testimonials-4-brightgreen.svg)](https://github.com/datalad/datalad/wiki/Testimonials)
 [![https://www.singularity-hub.org/static/img/hosted-singularity--hub-%23e32929.svg](https://www.singularity-hub.org/static/img/hosted-singularity--hub-%23e32929.svg)](https://singularity-hub.org/collections/667)
 [![Contributor Covenant](https://img.shields.io/badge/Contributor%20Covenant-2.1-4baaaa.svg)](https://github.com/datalad/datalad/blob/master/CODE_OF_CONDUCT.md)
-[![DOI](https://zenodo.org/badge/DOI/10.5281/zenodo.5624980.svg)](https://doi.org/10.5281/zenodo.5624980)
+[![DOI](https://zenodo.org/badge/DOI/10.5281/zenodo.808846.svg)](https://doi.org/10.5281/zenodo.808846)
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 [![All Contributors](https://img.shields.io/badge/all_contributors-40-orange.svg?style=flat-square)](#contributors-)
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