Refactored Open Source Program Section in README.md

[Rishabhraghwendra18]

Issue: #312 Description: Before:

### This Project is a part of the following Open Source Program

<img src ="https://github.com/Tejas1510/Athavani/blob/master/assets/Images/devscriptcode.png" alt ="Devscript Winter of Code"></img>
<img src = "https://github.com/Tejas1510/Athavani/blob/master/assets/Images/gssoc.png" alt = "GirlScript Summer of Code"></img>
![Lets Grow More Summer of Code](https://user-images.githubusercontent.com/60106112/121303829-28c07900-c919-11eb-8cf2-afd39b5c54ab.png)

Now:

### This Project is a part of the following Open Source Programs

<img src = "https://github.com/Tejas1510/Athavani/blob/master/assets/Images/devscriptcode.png" alt = "Devscript Winter of Code"></img>
<img src = "https://github.com/Tejas1510/Athavani/blob/master/assets/Images/gssoc.png" alt = "GirlScript Summer of Code"></img>
<img src = "https://user-images.githubusercontent.com/60106112/121303829-28c07900-c919-11eb-8cf2-afd39b5c54ab.png" alt = "Lets Grow More Summer of Code"></img>

All logos are included using <img/> tag

[welcome[bot]]

Hello there!👋 Welcome to the project!💖 Thank you and congrats🎉 for opening your first pull request. Athavani is a full-stack MERN Tool built in order to save all your memories in a single place and rejoice them through the years. Please make sure you have followed our contributing guidlines .🙌🙌 We will get back to you as soon as we can 😄.

[ChitvanRamani22]

@Rishabhraghwendra18 LGTM thanks. Keep contributing.

[welcome[bot]]

Hello there!👋 Congrats🎉 on getting your first pull request merged! All the best for your amazing open source journey ahead 🚀.

[Rishabhraghwendra18]

@Rishabhraghwendra18 LGTM thanks. Keep contributing.

My pleasure