Add Contributors Section in README

[dimpal-yadav]

Description:
Current Problem:
The README.md currently lacks a Contributors section to recognize contributors and guide new ones.

Proposed Solution:
Add a Contributors section at the end of README
Include auto-generated contributor badge via contrib.rocks
Update Table of Contents to include this new section
Keep all existing content intact and improve formatting where necessary

Benefits:
Recognizes contributors
Makes the repository more welcoming for new contributors
Improves documentation readability and structure

[github-actions]

👋 Thanks for opening this issue and contributing!

Our reviewers will check it soon 🚀

📘 If you’d like to know more about contributing, please read our CONTRIBUTING.md.

[xkaper001]

Go Ahead @dimpal-yadav

[dimpal-yadav]

Can you add the gssoc and level label on it

[dimpal-yadav]

Can you add gssoc and level label