docs: add heypano as a contributor for doc (#222)

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

.all-contributorsrc

@@ -548,6 +548,15 @@
       "contributions": [
         "code"
       ]
+    },
+    {
+      "login": "heypano",
+      "name": "Pano Papadatos",
+      "avatar_url": "https://avatars.githubusercontent.com/u/1577139?v=4",
+      "profile": "http://www.heypano.com",
+      "contributions": [
+        "doc"
+      ]
     }
   ],
   "contributorsPerLine": 7,

README.md

@@ -256,6 +256,7 @@ Thanks goes to these wonderful people
       <td align="center" valign="top" width="14.28%"><a href="https://github.com/pnadalini"><img src="https://avatars.githubusercontent.com/u/26207809?v=4?s=100" width="100px;" alt="Pietro Nadalini"/><br /><sub><b>Pietro Nadalini</b></sub></a><br /><a href="https://github.com/kentcdodds/react-hooks/commits?author=pnadalini" title="Documentation">📖</a> <a href="https://github.com/kentcdodds/react-hooks/commits?author=pnadalini" title="Code">💻</a></td>
       <td align="center" valign="top" width="14.28%"><a href="https://www.stanleyulili.com"><img src="https://avatars.githubusercontent.com/u/25522835?v=4?s=100" width="100px;" alt="Stanley Ulili"/><br /><sub><b>Stanley Ulili</b></sub></a><br /><a href="https://github.com/kentcdodds/react-hooks/issues?q=author%3Astanulilic" title="Bug reports">🐛</a></td>
       <td align="center" valign="top" width="14.28%"><a href="https://github.com/jaharnum"><img src="https://avatars.githubusercontent.com/u/19540539?v=4?s=100" width="100px;" alt="Jamie Harnum"/><br /><sub><b>Jamie Harnum</b></sub></a><br /><a href="https://github.com/kentcdodds/react-hooks/commits?author=jaharnum" title="Code">💻</a></td>
+      <td align="center" valign="top" width="14.28%"><a href="http://www.heypano.com"><img src="https://avatars.githubusercontent.com/u/1577139?v=4?s=100" width="100px;" alt="Pano Papadatos"/><br /><sub><b>Pano Papadatos</b></sub></a><br /><a href="https://github.com/kentcdodds/react-hooks/commits?author=heypano" title="Documentation">📖</a></td>
     </tr>
   </tbody>
 </table>