docs: add anjarnaufals as a contributor for code (#77)

* docs: update README.md [skip ci]

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

---------

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
Co-authored-by: Muhammad Norzariman Razari <[email protected]>

Author: allcontributors[bot]

.all-contributorsrc

@@ -7,6 +7,15 @@
   "commitType": "docs",
   "commitConvention": "angular",
   "contributors": [
+    {
+      "login": "anjarnaufals",
+      "name": "anjarnaufals",
+      "avatar_url": "https://avatars.githubusercontent.com/u/50995060?v=4",
+      "profile": "https://github.com/anjarnaufals", 
+      "contributions": [
+        "code"
+      ]
+    },
     {
       "login": "vladaman",
       "name": "Vladimir Vlach",

README.md

@@ -452,6 +452,7 @@ IconData icon;
 <table>
   <tbody>
     <tr>
+      <td align="center" valign="top" width="14.28%"><a href="https://github.com/anjarnaufals"><img src="https://avatars.githubusercontent.com/u/50995060?v=4?s=100" width="100px;" alt="anjarnaufals"/><br /><sub><b>anjarnaufals</b></sub></a><br /><a href="https://github.com/shiburagi/Drawer-Behavior-Flutter/commits?author=anjarnaufals" title="Code">💻</a></td>
       <td align="center" valign="top" width="14.28%"><a href="https://github.com/vladaman"><img src="https://avatars.githubusercontent.com/u/907206?v=4?s=100" width="100px;" alt="Vladimir Vlach"/><br /><sub><b>Vladimir Vlach</b></sub></a><br /><a href="https://github.com/shiburagi/Drawer-Behavior-Flutter/commits?author=vladaman" title="Code">💻</a></td>
     </tr>
   </tbody>