build(deps): Bump react-dom from 18.3.1 to 19.0.0 in /packages/demo-pack

Bumps [react-dom](https://github.com/facebook/react/tree/HEAD/packages/react-dom) from 18.3.1 to 19.0.0.
- [Release notes](https://github.com/facebook/react/releases)
- [Changelog](https://github.com/facebook/react/blob/main/CHANGELOG.md)
- [Commits](https://github.com/facebook/react/commits/v19.0.0/packages/react-dom)

---
updated-dependencies:
- dependency-name: react-dom
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

packages/demo-pack/package.json

@@ -5,7 +5,7 @@
   "dependencies": {
     "@onemind-services-llc/react-icons-ng-pack": "^5.3.0",
     "react": "^19.0.0",
-    "react-dom": "^18.3.1",
+    "react-dom": "^19.0.0",
     "react-scripts": "^5.0.1"
   },
   "devDependencies": {