docs: update contributors

Author: github-actions[bot]

README.md

@@ -385,6 +385,9 @@ Contributions are welcome! 🎉
 ## 👥 Contributors
 
 <!-- readme: contributors -start -->
+<p align="left">
+<a href="https://github.com/CalvinAllen"><img src="https://avatars.githubusercontent.com/u/41448698?v=4" width="64" height="64" alt="CalvinAllen"/></a>
+</p>
 <!-- readme: contributors -end -->
 
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