build(deps): bump @nextcloud/event-bus from 2.1.1 to 3.0.0

Bumps [@nextcloud/event-bus](https://github.com/nextcloud/nextcloud-event-bus) from 2.1.1 to 3.0.0.
- [Release notes](https://github.com/nextcloud/nextcloud-event-bus/releases)
- [Changelog](https://github.com/nextcloud/nextcloud-event-bus/blob/master/CHANGELOG.md)
- [Commits](nextcloud-libraries/nextcloud-event-bus@v2.1.1...v3.0.0)

---
updated-dependencies:
- dependency-name: "@nextcloud/event-bus"
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>