Bump engines/administrate from `3839ed0` to `1234bc7`
Bump engines/administrate from `3839ed0` to `1234bc7`

Bumps [engines/administrate](https://github.com/thoughtbot/administrate) from `3839ed0` to `1234bc7`.
- [Release notes](https://github.com/thoughtbot/administrate/releases)
- [Commits](https://github.com/thoughtbot/administrate/compare/3839ed0b171a6bb694224bd171fc6274317db9ac...1234bc7eb59462beb051ed6890bf3031be86f39c)

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