docs: update README.md [skip ci]

Author: allcontributors[bot]

README.md

@@ -1870,6 +1870,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
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       <td align="center" valign="top" width="14.28%"><a href="https://github.com/Khemmie-Ray"><img src="https://avatars.githubusercontent.com/u/89976006?v=4?s=100" width="100px;" alt="Atoyebi Oluwakemi"/><br /><sub><b>Atoyebi Oluwakemi</b></sub></a><br /><a href="#maintenance-Khemmie-Ray" title="Maintenance">🚧</a></td>
       <td align="center" valign="top" width="14.28%"><a href="https://github.com/pglekshmi"><img src="https://avatars.githubusercontent.com/u/107828565?v=4?s=100" width="100px;" alt="pglekshmi"/><br /><sub><b>pglekshmi</b></sub></a><br /><a href="#maintenance-pglekshmi" title="Maintenance">🚧</a></td>
+      <td align="center" valign="top" width="14.28%"><a href="https://github.com/abonnaudet-ledger"><img src="https://avatars.githubusercontent.com/u/71646516?v=4?s=100" width="100px;" alt="abonnaudet-ledger"/><br /><sub><b>abonnaudet-ledger</b></sub></a><br /><a href="https://github.com/ethereum/ethereum-org-website/issues?q=author%3Aabonnaudet-ledger" title="Bug reports">🐛</a></td>
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