docs: update README.it-IT.md [skip ci]

README.it-IT.md

@@ -245,6 +245,7 @@ Grazie a queste persone meravigliose ([emoji key](https://allcontributors.org/do
     <td align="center"><a href="https://blog.ysc3839.com"><img src="https://avatars.githubusercontent.com/u/12028138?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Richard Yu</b></sub></a><br /><a href="https://github.com/Eugeny/tabby/commits?author=ysc3839" title="Code">💻</a></td>
     <td align="center"><a href="https://github.com/artu-ole"><img src="https://avatars.githubusercontent.com/u/15938416?v=4?s=100" width="100px;" alt=""/><br /><sub><b>artu-ole</b></sub></a><br /><a href="https://github.com/Eugeny/tabby/commits?author=artu-ole" title="Code">💻</a></td>
     <td align="center"><a href="https://timagribanov.github.io/"><img src="https://avatars.githubusercontent.com/u/48593815?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Timofey Gribanov</b></sub></a><br /><a href="https://github.com/Eugeny/tabby/commits?author=TimaGribanov" title="Documentation">📖</a> <a href="#translation-TimaGribanov" title="Translation">🌍</a></td>
+    <td align="center"><a href="https://git.christianbingman.com"><img src="https://avatars.githubusercontent.com/u/42191425?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Christian Bingman</b></sub></a><br /><a href="https://github.com/Eugeny/tabby/commits?author=ChristianBingman" title="Code">💻</a></td>
   </tr>
 </table>