Bump happy-dom from 20.8.9 to 20.9.0

Bumps [happy-dom](https://github.com/capricorn86/happy-dom) from 20.8.9 to 20.9.0.
- [Release notes](https://github.com/capricorn86/happy-dom/releases)
- [Commits](https://github.com/capricorn86/happy-dom/compare/v20.8.9...v20.9.0)

---
updated-dependencies:
- dependency-name: happy-dom
  dependency-version: 20.9.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

package.json

@@ -46,7 +46,7 @@
     "@vue/test-utils": "^2.4.6",
     "@vue/tsconfig": "^0.9.1",
     "eslint": "^10.2.0",
-    "happy-dom": "^20.8.9",
+    "happy-dom": "^20.9.0",
     "lefthook": "^1.12.5",
     "prettier": "^3.8.1",
     "rollup-plugin-visualizer": "^7.0.1",