Bump apps/octobox from `643fd28` to `6847d91`
Bump apps/octobox from `643fd28` to `6847d91`

Bumps [apps/octobox](https://github.com/octobox/octobox) from `643fd28` to `6847d91`.
- [Release notes](https://github.com/octobox/octobox/releases)
- [Commits](https://github.com/octobox/octobox/compare/643fd28f2088ffe3b051976f91b43ed70203152d...6847d91801cab1af399c7b76b124447ba991b256)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
eliotsykes/real-world-rails