docs: update README.md [skip ci]

README.md

@@ -1,6 +1,6 @@
 <div align="center">
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-1-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-2-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 	<p align="center">
 		<img src="https://raw.githubusercontent.com/persian-tools/persian-tools/master/images/logo.png" width="200" />
@@ -307,6 +307,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
 <table>
   <tr>
     <td align="center"><a href="https://github.com/EhsanAramide"><img src="https://avatars.githubusercontent.com/u/72789505?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Ehsan Aramide</b></sub></a><br /><a href="https://github.com/persian-tools/dart-persian-tools/commits?author=EhsanAramide" title="Code">💻</a> <a href="https://github.com/persian-tools/dart-persian-tools/commits?author=EhsanAramide" title="Documentation">📖</a> <a href="#example-EhsanAramide" title="Examples">💡</a> <a href="#maintenance-EhsanAramide" title="Maintenance">🚧</a> <a href="https://github.com/persian-tools/dart-persian-tools/pulls?q=is%3Apr+reviewed-by%3AEhsanAramide" title="Reviewed Pull Requests">👀</a> <a href="https://github.com/persian-tools/dart-persian-tools/commits?author=EhsanAramide" title="Tests">⚠️</a></td>
+    <td align="center"><a href="https://github.com/payam-zahedi"><img src="https://avatars.githubusercontent.com/u/47558577?v=4?s=100" width="100px;" alt=""/><br /><sub><b>Payam Zahedi</b></sub></a><br /><a href="https://github.com/persian-tools/dart-persian-tools/commits?author=payam-zahedi" title="Code">💻</a> <a href="https://github.com/persian-tools/dart-persian-tools/commits?author=payam-zahedi" title="Documentation">📖</a> <a href="#example-payam-zahedi" title="Examples">💡</a> <a href="#maintenance-payam-zahedi" title="Maintenance">🚧</a> <a href="https://github.com/persian-tools/dart-persian-tools/pulls?q=is%3Apr+reviewed-by%3Apayam-zahedi" title="Reviewed Pull Requests">👀</a> <a href="https://github.com/persian-tools/dart-persian-tools/commits?author=payam-zahedi" title="Tests">⚠️</a></td>
   </tr>
 </table>