Bump webpack-cli from 4.1.0 to 4.2.0

Bumps [webpack-cli](https://github.com/webpack/webpack-cli) from 4.1.0 to 4.2.0.
- [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@4.1.0...webpack-cli@4.2.0)

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

Author: dependabot[bot]

package.json

@@ -30,7 +30,7 @@
     "stylelint-scss": "3.18.0",
     "stylelint-webpack-plugin": "2.1.1",
     "webpack": "5.4.0",
-    "webpack-cli": "4.1.0"
+    "webpack-cli": "4.2.0"
   },
   "optionalDependencies": {
     "fibers": "5.0.0"