Bump ansi-html and webpack-dev-server in /samples/hello-world-js (#1391)

Removes [ansi-html](https://github.com/Tjatse/ansi-html). It's no longer used after updating ancestor dependency [webpack-dev-server](https://github.com/webpack/webpack-dev-server). These dependencies need to be updated together.


Removes `ansi-html`

Updates `webpack-dev-server` from 3.9.0 to 3.11.3
- [Release notes](https://github.com/webpack/webpack-dev-server/releases)
- [Changelog](https://github.com/webpack/webpack-dev-server/blob/v3.11.3/CHANGELOG.md)
- [Commits](webpack/webpack-dev-server@v3.9.0...v3.11.3)

---
updated-dependencies:
- dependency-name: ansi-html
  dependency-type: indirect
- dependency-name: webpack-dev-server
  dependency-type: direct:development
...

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Author: dependabot[bot]