build(deps): bump happy-dom from 10.0.3 to 10.9.0 in /packages/backend

Bumps [happy-dom](https://github.com/capricorn86/happy-dom) from 10.0.3 to 10.9.0.
- [Release notes](https://github.com/capricorn86/happy-dom/releases)
- [Commits](https://github.com/capricorn86/happy-dom/compare/v10.0.3...v10.9.0)

---
updated-dependencies:
- dependency-name: happy-dom
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

packages/backend/package.json

@@ -102,7 +102,7 @@
 		"fluent-ffmpeg": "2.1.2",
 		"form-data": "4.0.0",
 		"got": "13.0.0",
-		"happy-dom": "10.0.3",
+		"happy-dom": "10.9.0",
 		"hpagent": "1.2.0",
 		"http-link-header": "1.1.1",
 		"ioredis": "5.3.2",