Merge pull request #15808 from ethereum/all-contributors/add-Antoine-Sparenberg

docs: add Antoine-Sparenberg as a contributor for maintenance

Author: wackerow

.all-contributorsrc

@@ -12792,6 +12792,15 @@
         "maintenance",
         "code"
       ]
+    },
+    {
+      "login": "Antoine-Sparenberg",
+      "name": "Antoine-Sparenberg",
+      "avatar_url": "https://avatars.githubusercontent.com/u/128523213?v=4",
+      "profile": "https://github.com/Antoine-Sparenberg",
+      "contributions": [
+        "maintenance"
+      ]
     }
   ],
   "contributorsPerLine": 7,

README.md

@@ -1994,6 +1994,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
     </tr>
     <tr>
       <td align="center" valign="top" width="14.28%"><a href="https://github.com/brossetti1"><img src="https://avatars.githubusercontent.com/u/5998100?v=4?s=100" width="100px;" alt="Brian Rossetti"/><br /><sub><b>Brian Rossetti</b></sub></a><br /><a href="#maintenance-brossetti1" title="Maintenance">🚧</a> <a href="https://github.com/ethereum/ethereum-org-website/commits?author=brossetti1" title="Code">💻</a></td>
+      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Antoine-Sparenberg"><img src="https://avatars.githubusercontent.com/u/128523213?v=4?s=100" width="100px;" alt="Antoine-Sparenberg"/><br /><sub><b>Antoine-Sparenberg</b></sub></a><br /><a href="#maintenance-Antoine-Sparenberg" title="Maintenance">🚧</a></td>
     </tr>
   </tbody>
 </table>