Bump webpack-dev-server from 4.15.1 to 5.0.4

Bumps [webpack-dev-server](https://github.com/webpack/webpack-dev-server) from 4.15.1 to 5.0.4.
- [Release notes](https://github.com/webpack/webpack-dev-server/releases)
- [Changelog](https://github.com/webpack/webpack-dev-server/blob/master/CHANGELOG.md)
- [Commits](webpack/webpack-dev-server@v4.15.1...v5.0.4)

---
updated-dependencies:
- dependency-name: webpack-dev-server
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

package.json

@@ -132,7 +132,7 @@
     "react-router-dom": "^6.20.1",
     "unleash-client": "^5.5.1",
     "uuid": "^9.0.1",
-    "webpack-dev-server": "^4.15.1",
+    "webpack-dev-server": "^5.0.4",
     "xss": "^1.0.14"
   },
   "devDependencies": {