build(deps): bump zbus from 5.1.0 to 5.1.1

Bumps [zbus](https://github.com/dbus2/zbus) from 5.1.0 to 5.1.1.
- [Release notes](https://github.com/dbus2/zbus/releases)
- [Commits](dbus2/zbus@zbus-5.1.0...zbus-5.1.1)

---
updated-dependencies:
- dependency-name: zbus
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>