docs: add LeonardoLarranaga as a contributor for code (#1805)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

---------

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>

Author: allcontributors[bot]

.all-contributorsrc

@@ -740,6 +740,15 @@
       "contributions": [
         "bug"
       ]
+    },
+    {
+      "login": "LeonardoLarranaga",
+      "name": "Leonardo",
+      "avatar_url": "https://avatars.githubusercontent.com/u/83844690?v=4",
+      "profile": "https://github.com/LeonardoLarranaga",
+      "contributions": [
+        "code"
+      ]
     }
   ],
   "contributorsPerLine": 7,

README.md

@@ -187,6 +187,7 @@ For issues we want to focus on that are most relevant at any given time, please
     <tr>
       <td align="center" valign="top" width="14.28%"><a href="http://danielz.xyz"><img src="https://avatars.githubusercontent.com/u/65467530?v=4?s=100" width="100px;" alt="Daniel Zhu"/><br /><sub><b>Daniel Zhu</b></sub></a><br /><a href="https://github.com/CodeEditApp/CodeEdit/issues?q=author%3Adanielzsh" title="Bug reports">🐛</a></td>
       <td align="center" valign="top" width="14.28%"><a href="https://github.com/simonwhitaker"><img src="https://avatars.githubusercontent.com/u/116432?v=4?s=100" width="100px;" alt="Simon Whitaker"/><br /><sub><b>Simon Whitaker</b></sub></a><br /><a href="https://github.com/CodeEditApp/CodeEdit/issues?q=author%3Asimonwhitaker" title="Bug reports">🐛</a></td>
+      <td align="center" valign="top" width="14.28%"><a href="https://github.com/LeonardoLarranaga"><img src="https://avatars.githubusercontent.com/u/83844690?v=4?s=100" width="100px;" alt="Leonardo"/><br /><sub><b>Leonardo</b></sub></a><br /><a href="https://github.com/CodeEditApp/CodeEdit/commits?author=LeonardoLarranaga" title="Code">💻</a></td>
     </tr>
   </tbody>
 </table>