docs: update README.md

Author: allcontributors[bot]

README.md

@@ -62,6 +62,7 @@ This project exists thanks to the following contributors
       <td align="center" valign="top" width="14.28%"><a href="https://github.com/izaid"><img src="https://avatars.githubusercontent.com/u/482179?v=4?s=100" width="100px;" alt="Irwin Zaid"/><br /><sub><b>Irwin Zaid</b></sub></a><br /><a href="#ideas-izaid" title="Ideas, Planning, & Feedback">🤔</a></td>
       <td align="center" valign="top" width="14.28%"><a href="https://github.com/jakirkham"><img src="https://avatars.githubusercontent.com/u/3019665?v=4?s=100" width="100px;" alt="jakirkham"/><br /><sub><b>jakirkham</b></sub></a><br /><a href="https://github.com/data-apis/array-api-extra/commits?author=jakirkham" title="Code">💻</a> <a href="https://github.com/data-apis/array-api-extra/pulls?q=is%3Apr+reviewed-by%3Ajakirkham" title="Reviewed Pull Requests">👀</a></td>
       <td align="center" valign="top" width="14.28%"><a href="https://github.com/tupui"><img src="https://avatars.githubusercontent.com/u/23188539?v=4?s=100" width="100px;" alt="Pamphile Roy"/><br /><sub><b>Pamphile Roy</b></sub></a><br /><a href="https://github.com/data-apis/array-api-extra/commits?author=tupui" title="Code">💻</a></td>
+      <td align="center" valign="top" width="14.28%"><a href="https://github.com/OmarManzoor"><img src="https://avatars.githubusercontent.com/u/17495884?v=4?s=100" width="100px;" alt="Omar Salman"/><br /><sub><b>Omar Salman</b></sub></a><br /><a href="https://github.com/data-apis/array-api-extra/commits?author=OmarManzoor" title="Code">💻</a></td>
     </tr>
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