removed inactive programs and added some new ones

[kalashjain23]

Related Issues

Solves issue #145

Proposed Changes

• I've added some more tracks of the open source programs.
• I've removed some of the programs which were inactive from more than 2 years.
• I've left those programs untouched whose dates have not been announced yet.

Checklist

• Tests
• Translations
• Documentations

[netlify]

✅ Deploy Preview for opentek ready!

Name	Link
🔨 Latest commit	a9619ef
🔍 Latest deploy log	https://app.netlify.com/sites/opentek/deploys/6349b029f471af00099d415b
😎 Deploy Preview	https://deploy-preview-151--opentek.netlify.app
📱 Preview on mobile	Toggle QR Code... Use your smartphone camera to open QR code link.

---

To edit notification comments on pull requests, go to your Netlify site settings.

[github-actions]

Hello👋 @kalashjain23, I hope you are doing well!
Thank you for raising your pull request and contributing to our Community 🎉
Please make sure you have followed our contributing guidelines. We will review it as soon as possible.
Feel free to join the community and collaborate ❤
Join our Discord Community here

[AnirudhPanda]

give @kalashjain23 25 points