chore(deps): bump @react-navigation/native in /demo (#196)

Bumps [@react-navigation/native](https://github.com/react-navigation/react-navigation/tree/HEAD/packages/native) from 7.1.17 to 7.1.19.
- [Release notes](https://github.com/react-navigation/react-navigation/releases)
- [Changelog](https://github.com/react-navigation/react-navigation/blob/@react-navigation/native@7.1.19/packages/native/CHANGELOG.md)
- [Commits](https://github.com/react-navigation/react-navigation/commits/@react-navigation/native@7.1.19/packages/native)

---
updated-dependencies:
- dependency-name: "@react-navigation/native"
  dependency-version: 7.1.19
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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demo/package-lock.json

@@ -12,7 +12,7 @@
     "@react-native-async-storage/async-storage": "^2.2.0",
     "@react-native-community/checkbox": "^0.5.20",
     "@react-navigation/bottom-tabs": "^7.4.4",
-    "@react-navigation/native": "^7.1.17",
+    "@react-navigation/native": "^7.1.19",
     "raygun4reactnative": "file:raygun4reactnative-1.6.0.tgz",
     "react": "19.1.1",
     "react-native": "^0.80.1",