Multiple Hubs (3 Hubs)[BUG]
**Describe the bug**
3 hubs  does not work using this template...

**To Reproduce**
Add 3 hubs doesn't work with config below, if I remove the third hub in the config file everything is ok !
**Expected behavior**
See third hub appear !
**Screenshots**
If applicable, add screenshots to help explain your problem.

**IOS (please complete the following information):**
Latest

**Logs**
Your log in debug mode (-D option)

**Config**
{
    "bridge": {
        "name": "BridgeTestHarmony",
        "username": "CC:22:3D:E3:CE:30",
        "port": 51827,
        "pin": "012-34-567"
    },
    "description": "This is an example configuration file with one fake accessory and one fake platform. You can use this as a template for creating your own configuration file containing devices you actually own.",
    "ports": {
        "start": 52100,
        "end": 52150,
        "comment": "This section is used to control the range of ports that separate accessory (like camera or television) should be bind to."
    },
    "accessories": [],
    "platforms": [
        {
            "platform": "HarmonyHubWebSocket",
            "name": "Cuisine",
            "hubIP": "10.0.0.20",
            "mainActivity": "Regarder La TV",
            "otherPlatforms": [
                {
                    "name": "Salon",
                    "hubIP": "10.0.0.21",
                    "mainActivity": "Watch TV Salon",
                    "otherPlatforms": [
                        {
                            "name": "Sous-Sol",
                            "hubIP": "10.0.0.24",
                            "mainActivity": "Projecteur-Ampli"
                        }
                    ]
                }
            ]
        }
    ]
}


**Additional context**
Add any other context about the problem here.
