docs: add @astropenguin as a contributor

.all-contributorsrc

@@ -51,6 +51,15 @@
       "contributions": [
         "code"
       ]
+    },
+    {
+      "login": "astropenguin",
+      "name": "Akio Taniguchi",
+      "avatar_url": "https://avatars2.githubusercontent.com/u/13254278?v=4",
+      "profile": "https://astropengu.in/",
+      "contributions": [
+        "code"
+      ]
     }
   ],
   "contributorsPerLine": 7

README.md

@@ -221,6 +221,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
     <td align="center"><a href="https://github.com/dillonzq"><img src="https://avatars1.githubusercontent.com/u/30786232?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Dillon</b></sub></a><br /><a href="https://github.com/sunt-programator/CodeIT/commits?author=dillonzq" title="Code">💻</a> <a href="https://github.com/sunt-programator/CodeIT/issues?q=author%3Adillonzq" title="Bug reports">🐛</a> <a href="#projectManagement-dillonzq" title="Project Management">📆</a></td>
     <td align="center"><a href="https://giuseppepignataro.eu/"><img src="https://avatars0.githubusercontent.com/u/16869546?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Giuseppe Pignataro</b></sub></a><br /><a href="https://github.com/sunt-programator/CodeIT/commits?author=Fastbyte01" title="Code">💻</a> <a href="https://github.com/sunt-programator/CodeIT/issues?q=author%3AFastbyte01" title="Bug reports">🐛</a> <a href="#projectManagement-Fastbyte01" title="Project Management">📆</a></td>
     <td align="center"><a href="http://www.thatamazingprogrammer.com/"><img src="https://avatars0.githubusercontent.com/u/11393826?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Christopher C. Johnson</b></sub></a><br /><a href="https://github.com/sunt-programator/CodeIT/commits?author=Programazing" title="Code">💻</a></td>
+    <td align="center"><a href="https://astropengu.in/"><img src="https://avatars2.githubusercontent.com/u/13254278?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Akio Taniguchi</b></sub></a><br /><a href="https://github.com/sunt-programator/CodeIT/commits?author=astropenguin" title="Code">💻</a></td>
   </tr>
 </table>