Bump node-notifier from 5.4.5 to 8.0.2

Bumps [node-notifier](https://github.com/mikaelbr/node-notifier) from 5.4.5 to 8.0.2.
- [Release notes](https://github.com/mikaelbr/node-notifier/releases)
- [Changelog](https://github.com/mikaelbr/node-notifier/blob/master/CHANGELOG.md)
- [Commits](mikaelbr/node-notifier@v5.4.5...v8.0.2)

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