Added Thanks to all contributors Section

[AnshSinghSonkhia]

Description

To display their profile pics in the README.md & appreciate their work.

Fixed #179

Type of Change:

• Outreach
• Documentation

How Has This Been Tested?

I saw the preview of this README.md file & it's working!

Checklist:

• [ ] I have commented on my code or provided relevant documentation, particularly in hard-to-understand areas
• [ ] I have made corresponding changes to the documentation