remove expressjs reference material as domain has expired

[brandonnorsworthy]

👉😎👉

might make a guide after I get it working and learn more for my TS Express app I am adding jest to. Just something I discovered

existing page: https://jestjs.io/docs/testing-frameworks#expressjs

✅ changelog

Summary

After attempting to look at the material for Express.JS someone had linked to their personal guide you are greeted by a parked domain / domain expirey leading you no where.

Current link: http://www.albertgao.xyz/2017/05/24/how-to-test-expressjs-with-jest-and-supertest/

Test plan

yarn install
cd website
node fetchSupporters.js
yarn start

[linux-foundation-easycla]

The committers listed above are authorized under a signed CLA.

• ✅ login: brandonnorsworthy / name: Brandon Norsworthy (4d84c20, 632ecbd, a3d0d50, 7a21d6a)

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[SimenB]

thanks!

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