Bump webpack-merge from 5.7.3 to 5.8.0

Bumps [webpack-merge](https://github.com/survivejs/webpack-merge) from 5.7.3 to 5.8.0.
- [Release notes](https://github.com/survivejs/webpack-merge/releases)
- [Changelog](https://github.com/survivejs/webpack-merge/blob/develop/CHANGELOG.md)
- [Commits](https://github.com/survivejs/webpack-merge/compare/v5.7.3...v5.8.0)

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

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

package.json

@@ -115,7 +115,7 @@
 		"webpack": "^5.38.1",
 		"webpack-cli": "^4.7.0",
 		"webpack-dev-server": "^3.11.2",
-		"webpack-merge": "^5.7.3"
+		"webpack-merge": "^5.8.0"
 	},
 	"jest": {
 		"moduleFileExtensions": [