Bump apps/locomotivecms-engine from `8815154` to `4e939d4`
Bump apps/locomotivecms-engine from `8815154` to `4e939d4`

Bumps [apps/locomotivecms-engine](https://github.com/locomotivecms/engine) from `8815154` to `4e939d4`.
- [Release notes](https://github.com/locomotivecms/engine/releases)
- [Commits](https://github.com/locomotivecms/engine/compare/881515479ab83b7548290a4b27a358907eac1bf5...4e939d447973a13109c7668caab9f5f1deea564c)

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