docs: update @tunnckoCore as a contributor

Author: tunnckoCore

.all-contributorsrc

@@ -32,7 +32,13 @@
       "contributions": [
         "bug",
         "infra",
-        "design"
+        "design",
+        "code",
+        "doc",
+        "example",
+        "ideas",
+        "maintenance",
+        "test"
       ]
     },
     {

README.md

@@ -397,7 +397,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
 <table>
   <tr>
     <td align="center"><a href="https://twitter.com/felixge"><img src="https://avatars3.githubusercontent.com/u/15000?s=460&v=4" width="100px;" alt=""/><br /><sub><b>Felix Geisendörfer</b></sub></a><br /><a href="https://github.com/node-formidable/node-formidable/commits?author=felixge" title="Code">💻</a> <a href="#design-felixge" title="Design">🎨</a> <a href="#ideas-felixge" title="Ideas, Planning, & Feedback">🤔</a> <a href="https://github.com/node-formidable/node-formidable/commits?author=felixge" title="Documentation">📖</a></td>
-    <td align="center"><a href="https://tunnckoCore.com"><img src="https://avatars3.githubusercontent.com/u/5038030?v=4" width="100px;" alt=""/><br /><sub><b>Charlike Mike Reagent</b></sub></a><br /><a href="https://github.com/node-formidable/node-formidable/issues?q=author%3AtunnckoCore" title="Bug reports">🐛</a> <a href="#infra-tunnckoCore" title="Infrastructure (Hosting, Build-Tools, etc)">🚇</a> <a href="#design-tunnckoCore" title="Design">🎨</a></td>
+    <td align="center"><a href="https://tunnckoCore.com"><img src="https://avatars3.githubusercontent.com/u/5038030?v=4" width="100px;" alt=""/><br /><sub><b>Charlike Mike Reagent</b></sub></a><br /><a href="https://github.com/node-formidable/node-formidable/issues?q=author%3AtunnckoCore" title="Bug reports">🐛</a> <a href="#infra-tunnckoCore" title="Infrastructure (Hosting, Build-Tools, etc)">🚇</a> <a href="#design-tunnckoCore" title="Design">🎨</a> <a href="https://github.com/node-formidable/node-formidable/commits?author=tunnckoCore" title="Code">💻</a> <a href="https://github.com/node-formidable/node-formidable/commits?author=tunnckoCore" title="Documentation">📖</a> <a href="#example-tunnckoCore" title="Examples">💡</a> <a href="#ideas-tunnckoCore" title="Ideas, Planning, & Feedback">🤔</a> <a href="#maintenance-tunnckoCore" title="Maintenance">🚧</a> <a href="https://github.com/node-formidable/node-formidable/commits?author=tunnckoCore" title="Tests">⚠️</a></td>
     <td align="center"><a href="https://github.com/kedarv"><img src="https://avatars1.githubusercontent.com/u/1365665?v=4" width="100px;" alt=""/><br /><sub><b>Kedar</b></sub></a><br /><a href="https://github.com/node-formidable/node-formidable/commits?author=kedarv" title="Code">💻</a> <a href="https://github.com/node-formidable/node-formidable/commits?author=kedarv" title="Tests">⚠️</a></td>
   </tr>
 </table>