Add OneDev to Project Management (#2751)

Refer to #2743
Co-authored-by: nodiscc <nodiscc@gmail.com>

README.md

@@ -1617,6 +1617,7 @@ _See also: [awesome-sysadmin/Code Review](https://github.com/awesome-foss/awesom
 - [Leantime](https://leantime.io) - Leantime is a lean project management system for small teams and startups helping to manage projects from ideation through delivery. ([Source Code](https://github.com/leantime/leantime)) `GPL-2.0` `PHP`
 - [Microgit](https://github.com/microgit-com/microgit) - Git hosting service made in Crystal and Lucky. `MIT` `Crystal`
 - [Octobox](https://octobox.io/) `⚠` - Take back control of your GitHub Notifications. ([Source Code](https://github.com/octobox/octobox)) `AGPL-3.0` `Ruby`
+- [OneDev](https://onedev.io/) - All-In-One DevOps Platform. With Git Management, Issue Tracking, and CI/CD. Simple yet Powerful. ([Source Code](https://code.onedev.io/projects/160)) `MIT` `Java`
 - [OpenProject](https://www.openproject.org) - OpenProject is a web-based project management system. ([Source Code](https://github.com/opf/openproject)) `GPL-3.0` `Ruby`
 - [Pagure](https://pagure.io/pagure) - A lightweight, powerful, and flexible git-centric forge with features laying the foundation for federated and decentralized development. ([Demo](https://pagure.io/)) `GPL-2.0` `Python`
 - [Phproject](https://www.phproject.org/) - High performance full-featured project management system. ([Demo](https://demo.phproject.org/), [Source Code](https://github.com/Alanaktion/phproject)) `GPL-3.0` `PHP`