docs: add peduarte as a contributor (#31)

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

Author: allcontributors[bot]

.all-contributorsrc

@@ -65,6 +65,15 @@
       "contributions": [
         "ideas"
       ]
+    },
+    {
+      "login": "peduarte",
+      "name": "Pedro Duarte",
+      "avatar_url": "https://avatars.githubusercontent.com/u/372831?v=4",
+      "profile": "https://ped.ro",
+      "contributions": [
+        "doc"
+      ]
     }
   ],
   "commitConvention": "none"

README.md

@@ -540,6 +540,7 @@ Thanks goes to these people ([emoji key][emojis]):
     <td align="center"><a href="https://arcath.net"><img src="https://avatars.githubusercontent.com/u/19609?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Adam Laycock</b></sub></a><br /><a href="https://github.com/kentcdodds/mdx-bundler/commits?author=Arcath" title="Code">💻</a> <a href="https://github.com/kentcdodds/mdx-bundler/commits?author=Arcath" title="Tests">⚠️</a> <a href="#ideas-Arcath" title="Ideas, Planning, & Feedback">🤔</a> <a href="https://github.com/kentcdodds/mdx-bundler/pulls?q=is%3Apr+reviewed-by%3AArcath" title="Reviewed Pull Requests">👀</a> <a href="https://github.com/kentcdodds/mdx-bundler/commits?author=Arcath" title="Documentation">📖</a></td>
     <td align="center"><a href="http://wooorm.com"><img src="https://avatars.githubusercontent.com/u/944406?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Titus</b></sub></a><br /><a href="#ideas-wooorm" title="Ideas, Planning, & Feedback">🤔</a> <a href="https://github.com/kentcdodds/mdx-bundler/pulls?q=is%3Apr+reviewed-by%3Awooorm" title="Reviewed Pull Requests">👀</a> <a href="https://github.com/kentcdodds/mdx-bundler/commits?author=wooorm" title="Code">💻</a></td>
     <td align="center"><a href="https://github.com/ChristianMurphy"><img src="https://avatars.githubusercontent.com/u/3107513?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Christian Murphy</b></sub></a><br /><a href="#ideas-ChristianMurphy" title="Ideas, Planning, & Feedback">🤔</a></td>
+    <td align="center"><a href="https://ped.ro"><img src="https://avatars.githubusercontent.com/u/372831?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Pedro Duarte</b></sub></a><br /><a href="https://github.com/kentcdodds/mdx-bundler/commits?author=peduarte" title="Documentation">📖</a></td>
   </tr>
 </table>