Update broken link

README.md

@@ -324,7 +324,7 @@ The Jupyter Git extension is part of [Project Jupyter](http://jupyter.org/) and
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       <td align="center" valign="top" width="14.28%"><a href="http://taletskiy.com"><img src="https://avatars0.githubusercontent.com/u/8834829?v=4?s=100" width="100px;" alt="Konstantin Taletskiy"/><br /><sub><b>Konstantin Taletskiy</b></sub></a><br /><a href="https://github.com/jupyterlab/jupyterlab-git/commits?author=ktaletsk" title="Code">💻</a> <a href="https://github.com/jupyterlab/jupyterlab-git/pulls?q=is%3Apr+reviewed-by%3Aktaletsk" title="Reviewed Pull Requests">👀</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://kostyafarber.github.io/"><img src="https://avatars.githubusercontent.com/u/73378227?v=4?s=100" width="100px;" alt="Kostya Farber"/><br /><sub><b>Kostya Farber</b></sub></a><br /><a href="https://github.com/jupyterlab/jupyterlab-git/commits?author=kostyafarber" title="Code">💻</a></td>
+      <td align="center" valign="top" width="14.28%"><a href="https://kostyafarber.com"><img src="https://avatars.githubusercontent.com/u/73378227?v=4?s=100" width="100px;" alt="Kostya Farber"/><br /><sub><b>Kostya Farber</b></sub></a><br /><a href="https://github.com/jupyterlab/jupyterlab-git/commits?author=kostyafarber" title="Code">💻</a></td>
       <td align="center" valign="top" width="14.28%"><a href="https://www.lindaful.com"><img src="https://avatars.githubusercontent.com/u/68607795?v=4?s=100" width="100px;" alt="Linda Ngoc Nguyen"/><br /><sub><b>Linda Ngoc Nguyen</b></sub></a><br /><a href="https://github.com/jupyterlab/jupyterlab-git/commits?author=iflinda" title="Code">💻</a></td>
       <td align="center" valign="top" width="14.28%"><a href="https://fellowship.mlh.io/"><img src="https://avatars.githubusercontent.com/u/65834464?s=200&v=4?s=100" width="100px;" alt="Major League Hacking"/><br /><sub><b>Major League Hacking</b></sub></a><br /><a href="#financial-mlh" title="">🤝</a></td>
       <td align="center" valign="top" width="14.28%"><a href="https://www.linkedin.com/in/max-klein-b514419"><img src="https://avatars2.githubusercontent.com/u/2263641?v=4?s=100" width="100px;" alt="Max Klein"/><br /><sub><b>Max Klein</b></sub></a><br /><a href="https://github.com/jupyterlab/jupyterlab-git/commits?author=telamonian" title="Code">💻</a> <a href="https://github.com/jupyterlab/jupyterlab-git/pulls?q=is%3Apr+reviewed-by%3Atelamonian" title="Reviewed Pull Requests">👀</a> <a href="#projectManagement-telamonian" title="Project Management">📆</a> <a href="#design-telamonian" title="Design">🎨</a> <a href="#infra-telamonian" title="Infrastructure (Hosting, Build-Tools, etc)">🚇</a></td>