Bump apps/openstreetmap-website from `39a04dc` to `4e78f3a`
Bump apps/openstreetmap-website from `39a04dc` to `4e78f3a`

Bumps [apps/openstreetmap-website](https://github.com/openstreetmap/openstreetmap-website) from `39a04dc` to `4e78f3a`.
- [Release notes](https://github.com/openstreetmap/openstreetmap-website/releases)
- [Commits](https://github.com/openstreetmap/openstreetmap-website/compare/39a04dc7515792dba6613e63bad4facb0557efa0...4e78f3ae5b0d96f599840e181c1a4be4335dded9)

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