docs: update README.md [skip ci]

Author: allcontributors[bot]

README.md

@@ -2174,6 +2174,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
       <td align="center" valign="top" width="14.28%"><a href="https://github.com/Pytkopff"><img src="https://avatars.githubusercontent.com/u/168726635?v=4?s=100" width="100px;" alt="pytek"/><br /><sub><b>pytek</b></sub></a><br /><a href="#translation-Pytkopff" title="Translation">🌍</a> <a href="https://github.com/ethereum/ethereum-org-website/issues?q=author%3APytkopff" title="Bug reports">🐛</a></td>
       <td align="center" valign="top" width="14.28%"><a href="https://github.com/sankalpk"><img src="https://avatars.githubusercontent.com/u/1317291?v=4?s=100" width="100px;" alt="Sankalp Kulshreshtha"/><br /><sub><b>Sankalp Kulshreshtha</b></sub></a><br /><a href="https://github.com/ethereum/ethereum-org-website/issues?q=author%3Asankalpk" title="Bug reports">🐛</a></td>
       <td align="center" valign="top" width="14.28%"><a href="https://aboutzentex.xyz"><img src="https://avatars.githubusercontent.com/u/182422186?v=4?s=100" width="100px;" alt="Zentex"/><br /><sub><b>Zentex</b></sub></a><br /><a href="https://github.com/ethereum/ethereum-org-website/issues?q=author%3AZentex1337" title="Bug reports">🐛</a></td>
+      <td align="center" valign="top" width="14.28%"><a href="https://github.com/riproprip"><img src="https://avatars.githubusercontent.com/u/210665836?v=4?s=100" width="100px;" alt="riproprip"/><br /><sub><b>riproprip</b></sub></a><br /><a href="#maintenance-riproprip" title="Maintenance">🚧</a></td>
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