Bump dbus-fast from 4.0.4 to 4.3.0 (#6847)

Bumps [dbus-fast](https://github.com/bluetooth-devices/dbus-fast) from 4.0.4 to 4.3.0.
- [Release notes](https://github.com/bluetooth-devices/dbus-fast/releases)
- [Changelog](https://github.com/Bluetooth-Devices/dbus-fast/blob/main/CHANGELOG.md)
- [Commits](Bluetooth-Devices/dbus-fast@v4.0.4...v4.3.0)

---
updated-dependencies:
- dependency-name: dbus-fast
  dependency-version: 4.3.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

requirements.txt

@@ -25,5 +25,5 @@ securetar==2026.4.1
 sentry-sdk==2.60.0
 setuptools==82.0.1
 voluptuous==0.16.0
-dbus-fast==4.0.4
+dbus-fast==4.3.0
 zlib-fast==0.2.1