Bump apps/bridge_troll from `af4d2b0` to `c540422`
Bump apps/bridge_troll from `af4d2b0` to `c540422`

Bumps [apps/bridge_troll](https://github.com/railsbridge/bridge_troll) from `af4d2b0` to `c540422`.
- [Release notes](https://github.com/railsbridge/bridge_troll/releases)
- [Commits](https://github.com/railsbridge/bridge_troll/compare/af4d2b042e01b3b573550b54e2ef64c694f39610...c540422a5c1e4057bccd8cbf843b39548d6a814f)

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