chore: Update SDK versions for example app

Summary of change

Updates version of supertokens-node and supertokens-react-native to latest for the example app

No logical change

None

[ ] Changelog has been updated
[ ] frontendDriverInterfaceSupported.json file has been updated (if needed)
- Along with the associated array in lib/ts/version.ts
[ ] Changes to the version if needed
- In package.json
- In package-lock.json
- In lib/ts/version.ts
[ ] Had run npm run build-pretty
[x] Had installed and ran the pre-commit hook
[x] Issue this PR against the latest non released version branch.
- To know which one it is, run find the latest released tag (git tag) in the format vX.Y.Z, and then find the latest branch (git branch --all) whose X.Y is greater than the latest released tag.
- If no such branch exists, then create one from the latest released branch.