build(deps-dev): Bump jsdom and @types/jsdom

Bumps [jsdom](https://github.com/jsdom/jsdom) and [@types/jsdom](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/jsdom). These dependencies needed to be updated together.

Updates `jsdom` from 26.1.0 to 27.1.0
- [Release notes](https://github.com/jsdom/jsdom/releases)
- [Changelog](https://github.com/jsdom/jsdom/blob/main/Changelog.md)
- [Commits](jsdom/jsdom@26.1.0...27.1.0)

Updates `@types/jsdom` from 21.1.7 to 27.0.0
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/jsdom)

---
updated-dependencies:
- dependency-name: jsdom
  dependency-version: 27.1.0
  dependency-type: direct:development
  update-type: version-update:semver-major
- dependency-name: "@types/jsdom"
  dependency-version: 27.0.0
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

package.json

@@ -40,7 +40,7 @@
     "@tailwindcss/forms": "0.5.10",
     "@testing-library/jest-dom": "6.9.1",
     "@types/gtag.js": "0.0.20",
-    "@types/jsdom": "21.1.7",
+    "@types/jsdom": "27.0.0",
     "@typescript-eslint/eslint-plugin": "8.46.2",
     "@typescript-eslint/parser": "8.46.2",
     "@vitest/coverage-v8": "3.2.4",
@@ -50,7 +50,7 @@
     "eslint-plugin-svelte": "3.10.1",
     "globals": "16.4.0",
     "husky": "9.1.7",
-    "jsdom": "26.1.0",
+    "jsdom": "27.1.0",
     "lint-staged": "16.2.6",
     "nock": "14.0.10",
     "pnpm": "10.20.0",