Bump apps/speakerinnen_liste from `cfee4c8` to `2c5919f`
Bump apps/speakerinnen_liste from `cfee4c8` to `2c5919f`

Bumps [apps/speakerinnen_liste](https://github.com/rubymonsters/speakerinnen_liste) from `cfee4c8` to `2c5919f`.
- [Release notes](https://github.com/rubymonsters/speakerinnen_liste/releases)
- [Commits](https://github.com/rubymonsters/speakerinnen_liste/compare/cfee4c894ed78b891970f2710698e46063ba6c67...2c5919f94ac351a732fad38099f631b65f69a881)

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