build(deps-dev): bump webpack-cli from 4.5.0 to 4.6.0 in /html (#637)

Bumps [webpack-cli](https://github.com/webpack/webpack-cli) from 4.5.0 to 4.6.0.
- [Release notes](https://github.com/webpack/webpack-cli/releases)
- [Changelog](https://github.com/webpack/webpack-cli/blob/master/CHANGELOG.md)
- [Commits](https://github.com/webpack/webpack-cli/compare/webpack-cli@4.5.0...webpack-cli@4.6.0)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

html/package.json

@@ -57,7 +57,7 @@
     "tslint-loader": "^3.5.4",
     "typescript": "^3.9.9",
     "webpack": "4.46.0",
-    "webpack-cli": "^4.5.0",
+    "webpack-cli": "^4.6.0",
     "webpack-dev-server": "^3.11.2",
     "webpack-merge": "^5.7.3"
   },