Bump xml2js and @homebridge/dbus-native

Bumps [xml2js](https://github.com/Leonidas-from-XIV/node-xml2js) and [@homebridge/dbus-native](https://github.com/homebridge/dbus-native). These dependencies needed to be updated together.

Updates `xml2js` from 0.4.23 to 0.5.0
- [Commits](https://github.com/Leonidas-from-XIV/node-xml2js/commits/0.5.0)

Updates `@homebridge/dbus-native` from 0.5.0 to 0.5.1
- [Release notes](https://github.com/homebridge/dbus-native/releases)
- [Commits](homebridge/dbus-native@v0.5.0...v0.5.1)

---
updated-dependencies:
- dependency-name: xml2js
  dependency-type: indirect
- dependency-name: "@homebridge/dbus-native"
  dependency-type: indirect
...

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