Add readme.so link

[doctor-rutvik14]

This PR adds a link to readme.so, an online editor that simplifies creating and customizing README files for projects.

Key Features of readme.so:

• Provides a list of predefined sections for README creation
• Allows easy editing and rearrangement of sections with drag-and-drop functionality
• Enables users to download the completed README file

This tool could be valuable for developers looking for an efficient way to create structured and comprehensive README files.