docs: add shaungarwood contributor for code

.all-contributorsrc

@@ -67,6 +67,13 @@
       "avatar_url": "https://avatars.githubusercontent.com/u/1302759?v=4",
       "profile": "https://github.com/ktns",
       "contributions": ["code"]
+    },
+    {
+      "login": "shaungarwood",
+      "name": "Shaun Garwood",
+      "avatar_url": "https://avatars.githubusercontent.com/u/4156525?v=4",
+      "profile": "https://github.com/shaungarwood",
+      "contributions": ["code"]
     }
   ],
   "contributorsPerLine": 7,

README.md

@@ -2,7 +2,7 @@
 
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
 
-[![All Contributors](https://img.shields.io/badge/all_contributors-9-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-10-orange.svg?style=flat-square)](#contributors-)
 
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
@@ -325,6 +325,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
     <tr>
       <td align="center" valign="top" width="14.28%"><a href="https://github.com/PostCyberPunk"><img src="https://avatars.githubusercontent.com/u/134976996?v=4?s=100" width="100px;" alt="PostCyberPunk"/><br /><sub><b>PostCyberPunk</b></sub></a><br /><a href="https://github.com/jellydn/CopilotChat.nvim/commits?author=PostCyberPunk" title="Documentation">📖</a></td>
       <td align="center" valign="top" width="14.28%"><a href="https://github.com/ktns"><img src="https://avatars.githubusercontent.com/u/1302759?v=4?s=100" width="100px;" alt="Katsuhiko Nishimra"/><br /><sub><b>Katsuhiko Nishimra</b></sub></a><br /><a href="https://github.com/jellydn/CopilotChat.nvim/commits?author=ktns" title="Code">💻</a></td>
+      <td align="center" valign="top" width="14.28%"><a href="https://github.com/shaungarwood"><img src="https://avatars.githubusercontent.com/u/4156525?v=4?s=100" width="100px;" alt="Shaun Garwood"/><br /><sub><b>Shaun Garwood</b></sub></a><br /><a href="https://github.com/jellydn/CopilotChat.nvim/commits?author=shaungarwood" title="Code">💻</a></td>
     </tr>
   </tbody>
 </table>