Bump react-router and react-router-native in /example

Bumps [react-router](https://github.com/remix-run/react-router/tree/HEAD/packages/react-router) to 6.30.3 and updates ancestor dependency [react-router-native](https://github.com/remix-run/react-router/tree/HEAD/packages/react-router-native). These dependencies need to be updated together.


Updates `react-router` from 6.30.0 to 6.30.3
- [Release notes](https://github.com/remix-run/react-router/releases)
- [Changelog](https://github.com/remix-run/react-router/blob/main/CHANGELOG.md)
- [Commits](https://github.com/remix-run/react-router/commits/react-router@6.30.3/packages/react-router)

Updates `react-router-native` from 6.30.0 to 6.30.3
- [Release notes](https://github.com/remix-run/react-router/releases)
- [Changelog](https://github.com/remix-run/react-router/blob/react-router-native@6.30.3/packages/react-router-native/CHANGELOG.md)
- [Commits](https://github.com/remix-run/react-router/commits/react-router-native@6.30.3/packages/react-router-native)

---
updated-dependencies:
- dependency-name: react-router
  dependency-version: 6.30.3
  dependency-type: indirect
- dependency-name: react-router-native
  dependency-version: 6.30.3
  dependency-type: direct:production
...

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

Author: dependabot[bot]

example/package-lock.json

@@ -39,7 +39,7 @@
     "react-native-screens": "~4.16.0",
     "react-native-web": "~0.21.0",
     "react-native-worklets": "0.5.1",
-    "react-router-native": "^6.30.0"
+    "react-router-native": "^6.30.3"
   },
   "devDependencies": {
     "@types/react": "~19.1.0",