Update readme.md

[Mohamed-Ayaan358]

fixes #3

Describe the changes you've made

I have added Documentation for this repository for the relevant change going to occur

Describe if there is any unusual behaviour of your code ( Write NA if there isn't )

NA

Additional context

Test plan ( Optional but Recommended )

There is no need to test documentation code.

Checklist

• [x] I have added my name in the contributors list at the end of README.md file.
• [x] My code follows the code style of this project.
• [x] My change requires a change to the documentation.
• [x] I have updated the documentation accordingly.
• [ ] I have added tests to cover my changes.
• [ ] All new and existing tests passed.
• [x] The title of my pull request is a short description of the requested changes.