Bump happy-dom from 19.0.2 to 20.0.0 in the testing group

Bumps the testing group with 1 update: [happy-dom](https://github.com/capricorn86/happy-dom).


Updates `happy-dom` from 19.0.2 to 20.0.0
- [Release notes](https://github.com/capricorn86/happy-dom/releases)
- [Commits](capricorn86/happy-dom@v19.0.2...v20.0.0)

---
updated-dependencies:
- dependency-name: happy-dom
  dependency-version: 20.0.0
  dependency-type: direct:development
  update-type: version-update:semver-major
  dependency-group: testing
...

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

Author: dependabot[bot]

package.json

@@ -34,7 +34,7 @@
 		"@types/react-dom": "^19.2.0",
 		"@vitejs/plugin-react-swc": "^4.1.0",
 		"@vitest/coverage-v8": "^3.2.4",
-		"happy-dom": "^19.0.2",
+		"happy-dom": "^20.0.0",
 		"husky": "^9.1.7",
 		"postcss": "^8.5.6",
 		"tailwindcss": "^4.1.14",