Bump webpack-cli from 3.3.12 to 5.0.1

Bumps [webpack-cli](https://github.com/webpack/webpack-cli) from 3.3.12 to 5.0.1.
- [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/v3.3.12...webpack-cli@5.0.1)

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

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

Author: dependabot[bot]

packages/kotlin-webpack-plugin/package.json

@@ -37,7 +37,7 @@
     "html-webpack-plugin": "^3.2.0",
     "source-map-loader": "^0.2.4",
     "webpack": "^4.46.0",
-    "webpack-cli": "^3.3.10",
+    "webpack-cli": "^5.0.1",
     "webpack-dev-server": "^4.7.2"
   }
 }