fix: update readme badges (#1073)

ipfs/js-ipns#180 (comment)

Author: lidel

src/check-project/readme/header.js

@@ -4,15 +4,13 @@
 const BADGES = {
   libp2p: (repoOwner, repoName, defaultBranch) => `
 [![libp2p.io](https://img.shields.io/badge/project-libp2p-yellow.svg?style=flat-square)](http://libp2p.io/)
-[![IRC](https://img.shields.io/badge/freenode-%23libp2p-yellow.svg?style=flat-square)](http://webchat.freenode.net/?channels=%23libp2p)
 [![Discuss](https://img.shields.io/discourse/https/discuss.libp2p.io/posts.svg?style=flat-square)](https://discuss.libp2p.io)
 [![codecov](https://img.shields.io/codecov/c/github/${repoOwner}/${repoName}.svg?style=flat-square)](https://codecov.io/gh/${repoOwner}/${repoName})
 [![CI](https://img.shields.io/github/workflow/status/libp2p/js-libp2p-interfaces/test%20&%20maybe%20release/${defaultBranch}?style=flat-square)](https://github.com/${repoOwner}/${repoName}/actions/workflows/js-test-and-release.yml)
 `,
   ipfs: (repoOwner, repoName, defaultBranch) => `
-[![ipfs.io](https://img.shields.io/badge/project-IPFS-blue.svg?style=flat-square)](http://ipfs.io)
-[![IRC](https://img.shields.io/badge/freenode-%23ipfs-blue.svg?style=flat-square)](http://webchat.freenode.net/?channels=%23ipfs)
-[![Discord](https://img.shields.io/discord/806902334369824788?style=flat-square)](https://discord.gg/ipfs)
+[![ipfs.tech](https://img.shields.io/badge/project-IPFS-blue.svg?style=flat-square)](https://ipfs.tech)
+[![Discuss](https://img.shields.io/discourse/https/discuss.ipfs.tech/posts.svg?style=flat-square)](https://discuss.ipfs.tech)
 [![codecov](https://img.shields.io/codecov/c/github/${repoOwner}/${repoName}.svg?style=flat-square)](https://codecov.io/gh/${repoOwner}/${repoName})
 [![CI](https://img.shields.io/github/workflow/status/${repoOwner}/${repoName}/test%20&%20maybe%20release/${defaultBranch}?style=flat-square)](https://github.com/${repoOwner}/${repoName}/actions/workflows/js-test-and-release.yml)
 `,