Update contributors [skip ci]

Author: Stefano Moia

.all-contributorsrc

@@ -123,6 +123,16 @@
         "bug",
         "review"
       ]
+    },
+    {
+      "login": "RayStick",
+      "name": "Rachael Stickland",
+      "avatar_url": "https://avatars.githubusercontent.com/u/50215726?v=4",
+      "profile": "https://github.com/RayStick",
+      "contributions": [
+        "doc",
+        "infra"
+      ]
     }
   ],
   "contributorsPerLine": 8,

README.md

@@ -39,6 +39,8 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
   <tr>
     <td align="center"><a href="https://github.com/ineschh"><img src="https://avatars.githubusercontent.com/u/72545702?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Inés Chavarría</b></sub></a><br /><a href="#infra-ineschh" title="Infrastructure (Hosting, Build-Tools, etc)">🚇</a></td>
     <td align="center"><a href="https://github.com/kristinazvolanek"><img src="https://avatars.githubusercontent.com/u/54590158?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Kristina Zvolanek</b></sub></a><br /><a href="#infra-kristinazvolanek" title="Infrastructure (Hosting, Build-Tools, etc)">🚇</a> <a href="https://github.com/physiopy/phys2denoise/pulls?q=is%3Apr+reviewed-by%3Akristinazvolanek" title="Reviewed Pull Requests">👀</a> <a href="#userTesting-kristinazvolanek" title="User Testing">📓</a></td>
+    <td align="center"><a href="https://github.com/maestroque"><img src="https://avatars.githubusercontent.com/u/74024609?v=4?s=100" width="100px;" alt=""/><br /><sub><b>George Kikas</b></sub></a><br /><a href="https://github.com/physiopy/phys2denoise/commits?author=maestroque" title="Code">💻</a> <a href="#ideas-maestroque" title="Ideas, Planning, & Feedback">🤔</a> <a href="#infra-maestroque" title="Infrastructure (Hosting, Build-Tools, etc)">🚇</a> <a href="https://github.com/physiopy/phys2denoise/issues?q=author%3Amaestroque" title="Bug reports">🐛</a> <a href="https://github.com/physiopy/phys2denoise/pulls?q=is%3Apr+reviewed-by%3Amaestroque" title="Reviewed Pull Requests">👀</a></td>
+    <td align="center"><a href="https://github.com/RayStick"><img src="https://avatars.githubusercontent.com/u/50215726?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Rachael Stickland</b></sub></a><br /><a href="https://github.com/physiopy/phys2denoise/commits?author=RayStick" title="Documentation">📖</a> <a href="#infra-RayStick" title="Infrastructure (Hosting, Build-Tools, etc)">🚇</a></td>
   </tr>
 </table>