Bumps [ip_network](https://github.com/JakubOnderka/ip_network) from 0.3.4 to 0.4.0.
- [Release notes](https://github.com/JakubOnderka/ip_network/releases)
- [Commits](https://github.com/JakubOnderka/ip_network/compare/v0.3.4...v0.4.0)

---
updated-dependencies:
- dependency-name: ip_network
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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