docs: add JustHumanz as a contributor for a11y (#240)

* docs: update README.md [skip ci]

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

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

.all-contributorsrc

@@ -77,7 +77,8 @@
       "avatar_url": "https://avatars3.githubusercontent.com/u/43176061?v=4",
       "profile": "https://github.com/JustHumanz",
       "contributions": [
-        "code"
+        "code",
+        "a11y"
       ]
     },
     {

README.md

@@ -113,7 +113,7 @@ This project exists thanks to all the people who contribute. To learn how to set
     <td align="center"><a href="http://zufardhiyaulhaq.com"><img src="https://avatars3.githubusercontent.com/u/11990726?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Zufar Dhiyaulhaq</b></sub></a><br /><a href="https://github.com/kitabisa/teler/commits?author=zufardhiyaulhaq" title="Code">💻</a></td>
   </tr>
   <tr>
-    <td align="center"><a href="https://github.com/JustHumanz"><img src="https://avatars3.githubusercontent.com/u/43176061?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Aldin Setiawan</b></sub></a><br /><a href="https://github.com/kitabisa/teler/commits?author=JustHumanz" title="Code">💻</a></td>
+    <td align="center"><a href="https://github.com/JustHumanz"><img src="https://avatars3.githubusercontent.com/u/43176061?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Aldin Setiawan</b></sub></a><br /><a href="https://github.com/kitabisa/teler/commits?author=JustHumanz" title="Code">💻</a> <a href="#a11y-JustHumanz" title="Accessibility">️️️️♿️</a></td>
     <td align="center"><a href="https://www.kirsle.net/"><img src="https://avatars2.githubusercontent.com/u/1663507?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Noah Petherbridge</b></sub></a><br /><a href="#tool-kirsle" title="Tools">🔧</a></td>
     <td align="center"><a href="https://github.com/zackijack"><img src="https://avatars3.githubusercontent.com/u/1515471?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Zackky Muhammad</b></sub></a><br /><a href="#infra-zackijack" title="Infrastructure (Hosting, Build-Tools, etc)">🚇</a></td>
     <td align="center"><a href="https://github.com/acarl005"><img src="https://avatars0.githubusercontent.com/u/8334252?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Andy</b></sub></a><br /><a href="#tool-acarl005" title="Tools">🔧</a></td>