⬆️ Bump feed from 4.2.1 to 4.2.2 (#28)

Bumps [feed](https://github.com/jpmonette/feed) from 4.2.1 to 4.2.2.
- [Release notes](https://github.com/jpmonette/feed/releases)
- [Changelog](https://github.com/jpmonette/feed/blob/master/CHANGELOG.md)
- [Commits](jpmonette/feed@4.2.1...4.2.2)

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