Bump webpack-cli from 4.7.0 to 4.8.0

Bumps [webpack-cli](https://github.com/webpack/webpack-cli) from 4.7.0 to 4.8.0.
- [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@4.7.0...webpack-cli@4.8.0)

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

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

package.json

@@ -73,7 +73,7 @@
     "val-loader": "4.0.0",
     "webpack": "^5.50.0",
     "webpack-bundle-analyzer": "^4.4.2",
-    "webpack-cli": "^4.7.0",
+    "webpack-cli": "^4.8.0",
     "yaml-loader": "0.6.0",
     "zone.js": "^0.11.4"
   },