HomePod mini "Chime on HomePod" toggle not working.
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**Describe The Problem:**
In the iOS home.app the toggle under Camera & Doorbells for my G4 doorbell "Chime on HomePod" results in the following error: "Could not complete operation". Therefore will not ring on my test HomePod mini.

**To Reproduce:**
Enter iOS home.app Home(icon)>Home Settings>Cameras & Doorbells>G4 Doorbell>toggle "Chime on HomePod".

**Logs:**
N/A

**Homebridge Configuration:**

[
    {
        "address": "192.168.1.1",
        "username": "xxx@xxx",
        "password": "abc"
    }
]

**Screenshots:**
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![IMG_2432](https://user-images.githubusercontent.com/75452447/101090464-b2674680-3584-11eb-8dde-75fdc1ac82f3.png)


**Environment:**

* **Homebridge Version:** HOOBS 3.3.1
* **Node Version:** 12.19.0
* **Homebridge-UniFi-Protect Plugin Version:** 4.2.0
* **UniFi Protect Controller Version:** 1.17.0-beta1
* **UniFi Protect Controller Type:** UDMP
* **Apple Device and iOS / macOS / iPadOS / tvOS Version:** HomePod iOS 14.2
* **Operating System and OS Version:** Raspbian

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