CLDR-17492 js:(deps-dev): Bump webpack in /tools/cldr-apps/js

Bumps [webpack](https://github.com/webpack/webpack) from 5.82.0 to 5.91.0.
- [Release notes](https://github.com/webpack/webpack/releases)
- [Commits](webpack/webpack@v5.82.0...v5.91.0)

---
updated-dependencies:
- dependency-name: webpack
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>