Bump rocket from 0.5.0-rc.1 to 0.5.0-rc.2

Bumps [rocket](https://github.com/SergioBenitez/Rocket) from 0.5.0-rc.1 to 0.5.0-rc.2.
- [Release notes](https://github.com/SergioBenitez/Rocket/releases)
- [Changelog](https://github.com/SergioBenitez/Rocket/blob/master/CHANGELOG.md)
- [Commits](rwf2/Rocket@v0.5.0-rc.1...v0.5.0-rc.2)

---
updated-dependencies:
- dependency-name: rocket
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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