build(deps): bump zbus from 5.0.1 to 5.1.1

Bumps [zbus](https://github.com/dbus2/zbus) from 5.0.1 to 5.1.1.
- [Release notes](https://github.com/dbus2/zbus/releases)
- [Commits](dbus2/zbus@zbus-5.0.1...zbus-5.1.1)

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

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

Author: dependabot[bot]

Cargo.lock

@@ -34,6 +34,6 @@ tokio = { version = "1.41", default-features = false }
 tempfile = "3.14"
 tracing = "0.1"
 tracing-subscriber = "0.3"
-zbus = { version = "5.0", default-features = false }
+zbus = { version = "5.1", default-features = false }
 zeroize = { version = "1", features = ["zeroize_derive"] }
 zvariant = { version = "5.1", default-features = false, features = ["gvariant"]}