Bump happy-dom from 14.12.3 to 15.0.0 (#14)

Bumps [happy-dom](https://github.com/capricorn86/happy-dom) from 14.12.3 to 15.0.0.
- [Release notes](https://github.com/capricorn86/happy-dom/releases)
- [Commits](capricorn86/happy-dom@v14.12.3...v15.0.0)

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

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

package.json

@@ -70,7 +70,7 @@
     "@wordpress/url": "4.5.0",
     "eslint": "8.57.0",
     "fork-ts-checker-webpack-plugin": "9.0.2",
-    "happy-dom": "14.12.3",
+    "happy-dom": "15.0.0",
     "phplint": "2.0.5",
     "prettier": "npm:[email protected]",
     "react": "18.3.1",