docs: update README.md [skip ci]

Author: allcontributors[bot]

README.md

@@ -2007,6 +2007,7 @@ 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/Anish-Gupta1"><img src="https://avatars.githubusercontent.com/u/180473292?v=4?s=100" width="100px;" alt="Anish Gupta "/><br /><sub><b>Anish Gupta </b></sub></a><br /><a href="https://github.com/ethereum/ethereum-org-website/commits?author=Anish-Gupta1" title="Code">💻</a></td>
       <td align="center" valign="top" width="14.28%"><a href="https://rohitt.in"><img src="https://avatars.githubusercontent.com/u/81370462?v=4?s=100" width="100px;" alt="Rohit Gupta"/><br /><sub><b>Rohit Gupta</b></sub></a><br /><a href="https://github.com/ethereum/ethereum-org-website/commits?author=rohitt-gupta" title="Code">💻</a></td>
       <td align="center" valign="top" width="14.28%"><a href="https://github.com/rvmz"><img src="https://avatars.githubusercontent.com/u/92804957?v=4?s=100" width="100px;" alt="Roman Mazurenko"/><br /><sub><b>Roman Mazurenko</b></sub></a><br /><a href="#maintenance-rvmz" title="Maintenance">🚧</a></td>
+      <td align="center" valign="top" width="14.28%"><a href="https://github.com/standstaff"><img src="https://avatars.githubusercontent.com/u/163401255?v=4?s=100" width="100px;" alt="ZhengXingRu"/><br /><sub><b>ZhengXingRu</b></sub></a><br /><a href="#maintenance-standstaff" title="Maintenance">🚧</a></td>
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