[README] Add GitPOAP Badge to Display Number of Minted GitPOAPs for Contributors (#5234)

Co-authored-by: Junaid <[email protected]>

Author: burz

README.md

@@ -4,7 +4,7 @@
 
 # web3.js - Ethereum JavaScript API
 
-[![Discord][discord-image]][discord-url] [![StackExchange][stackexchange-image]][stackexchange-url] [![NPM Package Version][npm-image-version]][npm-url] [![NPM Package Downloads][npm-image-downloads]][npm-url] [![Build Status][actions-image]][actions-url] [![Dev Dependency Status][deps-dev-image]][deps-dev-url] [![Coverage Status][coveralls-image]][coveralls-url] [![Lerna][lerna-image]][lerna-url] [![Netlify Status][netlify-image]][netlify-url]
+[![Discord][discord-image]][discord-url] [![StackExchange][stackexchange-image]][stackexchange-url] [![NPM Package Version][npm-image-version]][npm-url] [![NPM Package Downloads][npm-image-downloads]][npm-url] [![Build Status][actions-image]][actions-url] [![Dev Dependency Status][deps-dev-image]][deps-dev-url] [![Coverage Status][coveralls-image]][coveralls-url] [![Lerna][lerna-image]][lerna-url] [![Netlify Status][netlify-image]][netlify-url] [![GitPOAP Badge](gitpoap-image)](gitpoap-url)
 
 This is the Ethereum [JavaScript API][docs]
 which connects to the [Generic JSON-RPC](https://github.com/ethereum/wiki/wiki/JSON-RPC) spec.
@@ -306,6 +306,8 @@ This project adheres to the [Release Guidelines](./REVIEW.md).
 [netlify-url]: https://app.netlify.com/sites/web3-staging/deploys
 [stackexchange-image]: https://img.shields.io/badge/web3js-stackexchange-brightgreen
 [stackexchange-url]: https://ethereum.stackexchange.com/questions/tagged/web3js
+[gitpoap-image]: https://public-api.gitpoap.io/v1/repo/ChainSafe/web3.js/badge
+[gitpoap-url]: https://www.gitpoap.io/gh/ChainSafe/web3.js
 
 ## Semantic versioning