update link to medium article

[saranshkataria]

the hackernoon website version cannot be found by searching, so changed it to the medium article by the person

• Read and sign the CLA. PRs that haven't signed it won't be accepted.
• Make sure your PR complies with the writer's guide.
• Review the diff carefully as sometimes this can reveal issues.
• Do not abandon your Pull Request: Stale Pull Requests.
• Remove these instructions from your PR as they are for your eyes only.

[vercel]

This pull request is being automatically deployed with Vercel (learn more).
To see the status of your deployment, click below or on the icon next to each commit.

🔍 Inspect: https://vercel.com/webpack-docs/webpack-js-org/EW46Z1h2zNTYj9mQjAK5yum8hrxL
✅ Preview: https://webpack-js-org-git-fork-saranshkataria-patch-1-webpack-docs.vercel.app

[linux-foundation-easycla]

The committers are authorized under a signed CLA.

• ✅ Saransh Kataria (e7d87f8)

[chenxsan]

Thanks.