build(deps-dev): bump @types/react-dom from 18.3.0 to 19.1.2 in /example

Bumps [@types/react-dom](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/react-dom) from 18.3.0 to 19.1.2.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/react-dom)

---
updated-dependencies:
- dependency-name: "@types/react-dom"
  dependency-version: 19.1.2
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

example/package-lock.json

@@ -13,7 +13,7 @@
   },
   "devDependencies": {
     "@types/react": "^18.3.3",
-    "@types/react-dom": "^18.3.0",
+    "@types/react-dom": "^19.1.2",
     "parcel": "^2.14.4",
     "typescript": "~5.8.2"
   }