Bump engines/exception_notification from `b27e130` to `6a89f3b`
Bump engines/exception_notification from `b27e130` to `6a89f3b`

Bumps [engines/exception_notification](https://github.com/smartinez87/exception_notification) from `b27e130` to `6a89f3b`.
- [Release notes](https://github.com/smartinez87/exception_notification/releases)
- [Commits](https://github.com/smartinez87/exception_notification/compare/b27e1302d66910665f0e0848f2dcb639b4721454...6a89f3b3b1623fa24d4f7b55a662c3bf2ab6b00b)

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