docs: add all-contributors as a contributor (#19)

* docs: update README.md [skip ci]

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

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

Author: allcontributors[bot]

.all-contributorsrc

@@ -49,6 +49,15 @@
       "contributions": [
         "code"
       ]
+    },
+    {
+      "login": "all-contributors",
+      "name": "All Contributors",
+      "avatar_url": "https://avatars.githubusercontent.com/u/46410174?v=4",
+      "profile": "https://allcontributors.org",
+      "contributions": [
+        "doc"
+      ]
     }
   ],
   "contributorsPerLine": 7,

README.md

@@ -1,6 +1,6 @@
 # Donya Package Manager
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-5-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-6-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 [![MIT License](https://img.shields.io/github/license/DonyaOS/PackageManager?color=brightgreen&style=flat-square)](LICENSE)
@@ -122,6 +122,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
     <td align="center"><a href="https://1995parham.me"><img src="https://avatars.githubusercontent.com/u/8181240?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Parham Alvani</b></sub></a><br /><a href="https://github.com/DonyaOS/PackageManager/commits?author=1995parham" title="Code">💻</a></td>
     <td align="center"><a href="https://github.com/esmaeelE"><img src="https://avatars.githubusercontent.com/u/22000310?v=4?s=100" width="100px;" alt=""/><br /><sub><b>EEC</b></sub></a><br /><a href="https://github.com/DonyaOS/PackageManager/commits?author=esmaeelE" title="Documentation">📖</a></td>
     <td align="center"><a href="http://amir-shiati.github.io/"><img src="https://avatars.githubusercontent.com/u/47950086?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Amir</b></sub></a><br /><a href="https://github.com/DonyaOS/PackageManager/commits?author=amir-shiati" title="Code">💻</a></td>
+    <td align="center"><a href="https://allcontributors.org"><img src="https://avatars.githubusercontent.com/u/46410174?v=4?s=100" width="100px;" alt=""/><br /><sub><b>All Contributors</b></sub></a><br /><a href="https://github.com/DonyaOS/PackageManager/commits?author=all-contributors" title="Documentation">📖</a></td>
   </tr>
 </table>