Bump happy-dom in /frontend in the dev-minor-updates group

Bumps the dev-minor-updates group in /frontend with 1 update: [happy-dom](https://github.com/capricorn86/happy-dom).


Updates `happy-dom` from 20.3.9 to 20.4.0
- [Release notes](https://github.com/capricorn86/happy-dom/releases)
- [Commits](https://github.com/capricorn86/happy-dom/compare/v20.3.9...v20.4.0)

---
updated-dependencies:
- dependency-name: happy-dom
  dependency-version: 20.4.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: dev-minor-updates
...

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

frontend/package.json

@@ -52,7 +52,7 @@
 		"@types/react-dom": "^19.2.3",
 		"@types/react-table": "^7.7.20",
 		"@vitejs/plugin-react": "^5.1.2",
-		"happy-dom": "^20.3.9",
+		"happy-dom": "^20.4.0",
 		"postcss": "^8.5.6",
 		"postcss-simple-vars": "^7.0.1",
 		"sass": "^1.97.3",

frontend/yarn.lock

@@ -1566,10 +1566,10 @@ globrex@^0.1.2:
   resolved "https://registry.npmjs.org/globrex/-/globrex-0.1.2.tgz"
   integrity sha512-uHJgbwAMwNFf5mLst7IWLNg14x1CkeqglJb/K3doi4dw6q2IvAAmM/Y81kevy83wP+Sst+nutFTYOGg3d1lsxg==
 
-happy-dom@^20.3.9:
-  version "20.3.9"
-  resolved "https://registry.yarnpkg.com/happy-dom/-/happy-dom-20.3.9.tgz#7f7f3dc904660e32f5abecf3efaa57bd9d36f6f8"
-  integrity sha512-OIoj0PcK2JaxQuANHxWkxFRSNXAuSgO1vCzCT66KItE0W/ieZLG+/iW8OetlxB+F9EaPB7DoFYKAubFG1f4Mvw==
+happy-dom@^20.4.0:
+  version "20.4.0"
+  resolved "https://registry.yarnpkg.com/happy-dom/-/happy-dom-20.4.0.tgz#83d1aa589cf4b4908a2f14e9596196afeb30e9e6"
+  integrity sha512-RDeQm3dT9n0A5f/TszjUmNCLEuPnMGv3Tv4BmNINebz/h17PA6LMBcxJ5FrcqltNBMh9jA/8ufgDdBYUdBt+eg==
   dependencies:
     "@types/node" ">=20.0.0"
     "@types/whatwg-mimetype" "^3.0.2"