Bump apps/zammad from `5949f06` to `7d881b7`
Bump apps/zammad from `5949f06` to `7d881b7`

Bumps [apps/zammad](https://github.com/zammad/zammad) from `5949f06` to `7d881b7`.
- [Release notes](https://github.com/zammad/zammad/releases)
- [Commits](https://github.com/zammad/zammad/compare/5949f06a0cb3603808e837602580bb520c5abaa6...7d881b7253f5bdf3350bc245f6e1ee8f1a0dd803)

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