chore(deps): bump plist from 3.0.1 to 3.0.4 in /example

Bumps [plist](https://github.com/TooTallNate/node-plist) from 3.0.1 to 3.0.4.
- [Release notes](https://github.com/TooTallNate/node-plist/releases)
- [Changelog](https://github.com/TooTallNate/plist.js/blob/master/History.md)
- [Commits](https://github.com/TooTallNate/node-plist/commits)

---
updated-dependencies:
- dependency-name: plist
  dependency-type: indirect
...

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