docs: update README.md

Author: allcontributors[bot]

README.md

@@ -112,6 +112,7 @@ STRUDEL Kit welcomes contributions of all kinds! Learn how to submit suggestions
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       <td align="center" valign="top" width="14.28%"><a href="https://github.com/CopyDemon"><img src="https://avatars.githubusercontent.com/u/27743177?v=4?s=100" width="100px;" alt="Sheng Pang"/><br /><sub><b>Sheng Pang</b></sub></a><br /><a href="#code-CopyDemon" title="Code">💻</a></td>
+      <td align="center" valign="top" width="14.28%"><a href="https://github.com/ruchira"><img src="https://avatars.githubusercontent.com/u/841525?v=4?s=100" width="100px;" alt="Ruchira S. Datta"/><br /><sub><b>Ruchira S. Datta</b></sub></a><br /><a href="#code-ruchira" title="Code">💻</a></td>
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