Add contributors to README

[metabiswadeep]

I would like to add the contributors section to the readme file to display badges of the users who have already contributed to the repo.

I would like to work on this as a part of GSSoC 23.

[amitiii]

i can work on this part, i will add the names of the participants or their badges who have already contributed to the repo.

[metabiswadeep]

@kartikayasija @Neilblaze Could anyone please assign this issue to me?

[Neilblaze]

@AbhiPatel10 are you good with this?

/cc: @kartikayasija

[rutujp78]

Assign this issue to me under gssoc.