Bump react-dom from 19.1.0 to 19.1.1 in /ui/extensions/hello

Bumps [react-dom](https://github.com/facebook/react/tree/HEAD/packages/react-dom) from 19.1.0 to 19.1.1.
- [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/v19.1.1/packages/react-dom)

---
updated-dependencies:
- dependency-name: react-dom
  dependency-version: 19.1.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

ui/extensions/hello/package-lock.json

@@ -18,7 +18,7 @@
     "@crowdstrike/tailwind-toucan-base": "^5.0.0",
     "@shoelace-style/shoelace": "^2.20.1",
     "react": "19.1.0",
-    "react-dom": "19.1.0",
+    "react-dom": "19.1.1",
     "react-router-dom": "7.7.1"
   },
   "devDependencies": {