message: schema: Add RawCmd message
  Allows sending raw byte strings to a device.
  Fixes
diff: "DeviceIndex",
  "Command"
  ]
  + },
  + "RawCmd": {
  + "type": "object",
  + "description": "Sends a raw byte array to a device. Should only be used for testing/development.",
  + "properties": {
  + "Id": {"$ref": "#/components/Id"},
  + "DeviceIndex": { "$ref" : "#/components/DeviceIndex" },
  + "Command": {
  + "description": "Command to send to Lovense device",
  + "type": "array",
  + "items": {
  + "type": "integer",
  + "minimum": 0,
  + "maximum": 255,
  + "minItems": 1
  + }
  + }
  + },
  + "minProperties": 3,
  + "maxProperties": 3,
  + "additionalProperties": false,
  + "required": [
  + "Id",
  + "DeviceIndex",
  + "Command"
  + ]
  + },
  }
  },
  "type": "array",
  "FleshlightLaunchFW12Cmd": {"$ref": "#/messages/FleshlightLaunchFW12Cmd"},
  "LovenseCmd": {"$ref": "#/messages/LovenseCmd"},
  "SingleMotorVibrateCmd": {"$ref": "#/messages/SingleMotorVibrateCmd"},
  + "RawCmd": {"$ref": "#/messages/RawCmd"},
  },
  "additionalProperties": false,
  "minProperties": 1,
  