update readme file (#1804)

* update readme file

* update readme file

* update readme file with how to contribute

README.md

@@ -22,15 +22,11 @@ Development | Chat |
 
 Mifos boasts an active and vibrant contributor community, Please join us on [slack](https://join.slack.com/t/mifos/shared_invite/zt-2f4nr6tk3-ZJlHMi1lc0R19FFEHxdvng). Once you've joined the mifos slack community, please join the `#mobile-wallet` channel to engage with mobile-wallet development. If you encounter any difficulties joining our Slack channel, please don't hesitate to open an issue. This will allow us to assist you promptly or send you an invitation.
 
-
-## How to Contribute
-
-Thank you for your interest in contributing to the Mobile Wallet project by Mifos! We welcome all contributions and encourage you to follow these guidelines to ensure a smooth and efficient collaboration process.
-
-The issues should be raised via the GitHub issue tracker. For Issue tracker guidelines please click <a href="https://github.com/openMF/mobile-wallet/blob/master/.github/CONTRIBUTING.md#issue-tracker">here</a>. All fixes should be proposed via pull requests. For pull request guidelines please click <a href="https://github.com/openMF/mobile-wallet/blob/master/.github/CONTRIBUTING.md#pull-requests">here</a>. For commit style guidelines please click <a href="https://github.com/openMF/mobile-wallet/wiki/Commit-style-guide">here</a>.
+### [How to Contribute](https://github.com/openMF/mobile-wallet/wiki/How-to-Contribute)
 
 ### Branch Policy
 
+
 We have the following branches :
 
  * **dev**