This plugin threw an error
### Homebridge UniFi Protect Version

7.11.0

### Homebridge Platform and OS

Synology DSM (latest)

### Homebridge Version

1.9.0

### Node Version

20.9.0

### UniFi OS Version

4.1.13

### UniFi Protect Controller Version

5.2.62

### Describe the problem

Hi, 

I have these errors : " [homebridge-unifi-protect] This plugin threw an error from the characteristic 'On': Unhandled error thrown inside read handler for characteristic: Cannot read properties of undefined (reading 'DO_NOT_DISTURB.DO NOT DISTURB'). See https://homebridge.io/w/JtMGR for more info."

and others doorbell messages as well.

Not sure if it's linked to, but HSK is not working 
Any ideas ?
Thank you

### Homebridge HBUP JSON configuration

```json
{
    "controllers": [
        {
            "address": "192.168.2.1",
            "password": "PASSWORD",
            "username": "USERNAME"
        }
    ],
    "name": "UniFi Protect",
    "options": [
        "Enable.Video.HKSV.Record.Only.Low.D021F9820289",
        "Enable.Video.HKSV.Recording.Switch.D021F9820289"
    ],
    "_bridge": {
        "name": "UniFi Protect 39EB",
        "username": "0E:8C:2B:D6:BA:1E",
        "port": 48330
    },
    "platform": "UniFi Protect"
}
```

### Relevant log output

```shell
[3/16/2025, 10:40:47 AM] [homebridge-unifi-protect] This plugin threw an error from the characteristic 'On': Unhandled error thrown inside read handler for characteristic: Cannot read properties of undefined (reading 'DO_NOT_DISTURB.DO NOT DISTURB'). See https://homebridge.io/w/JtMGR for more info.
[3/16/2025, 10:40:47 AM] [homebridge-unifi-protect] TypeError: Cannot read properties of undefined (reading 'DO_NOT_DISTURB.DO NOT DISTURB')
    at On.getHandler (file:///volume1/homebridge/node_modules/homebridge-unifi-protect/src/devices/protect-doorbell.ts:158:94)
    at On.<anonymous> (/volume1/homebridge/node_modules/homebridge/node_modules/hap-nodejs/src/lib/Characteristic.ts:2404:32)
    at step (/volume1/homebridge/node_modules/homebridge/node_modules/tslib/tslib.js:196:27)
    at Object.next (/volume1/homebridge/node_modules/homebridge/node_modules/tslib/tslib.js:177:57)
    at /volume1/homebridge/node_modules/homebridge/node_modules/tslib/tslib.js:170:75
    at new Promise (<anonymous>)
    at Object.__awaiter (/volume1/homebridge/node_modules/homebridge/node_modules/tslib/tslib.js:166:16)
    at On.Characteristic.handleGetRequest (/volume1/homebridge/node_modules/homebridge/node_modules/hap-nodejs/dist/lib/Characteristic.js:740:24)
    at On.<anonymous> (/volume1/homebridge/node_modules/homebridge/node_modules/hap-nodejs/src/lib/Characteristic.ts:3081:22)
    at step (/volume1/homebridge/node_modules/homebridge/node_modules/tslib/tslib.js:196:27)
[3/16/2025, 10:40:47 AM] [homebridge-unifi-protect] This plugin threw an error from the characteristic 'On': Unhandled error thrown inside read handler for characteristic: Cannot read properties of undefined (reading 'CUSTOM_MESSAGE.À l’école '). See https://homebridge.io/w/JtMGR for more info.
[3/16/2025, 10:40:47 AM] [homebridge-unifi-protect] TypeError: Cannot read properties of undefined (reading 'CUSTOM_MESSAGE.À l’école ')
    at On.getHandler (file:///volume1/homebridge/node_modules/homebridge-unifi-protect/src/devices/protect-doorbell.ts:158:94)
    at On.<anonymous> (/volume1/homebridge/node_modules/homebridge/node_modules/hap-nodejs/src/lib/Characteristic.ts:2404:32)
    at step (/volume1/homebridge/node_modules/homebridge/node_modules/tslib/tslib.js:196:27)
    at Object.next (/volume1/homebridge/node_modules/homebridge/node_modules/tslib/tslib.js:177:57)
    at /volume1/homebridge/node_modules/homebridge/node_modules/tslib/tslib.js:170:75
    at new Promise (<anonymous>)
    at Object.__awaiter (/volume1/homebridge/node_modules/homebridge/node_modules/tslib/tslib.js:166:16)
    at On.Characteristic.handleGetRequest (/volume1/homebridge/node_modules/homebridge/node_modules/hap-nodejs/dist/lib/Characteristic.js:740:24)
    at On.<anonymous> (/volume1/homebridge/node_modules/homebridge/node_modules/hap-nodejs/src/lib/Characteristic.ts:3081:22)
    at step (/volume1/homebridge/node_modules/homebridge/node_modules/tslib/tslib.js:196:27)
```

### Acknowledgment that you are only running UniFi OS and UniFi Protect releases from the Ubiquiti Official release channel

- [x] I acknowledge that I am not running any early access / beta firmwares or operating systems from either Ubiquiti or Apple.