Describe the bug
A question like following will enable mulit-selection but since repeats is false the SDC crashes on selecting the second choice.

{
  "type": "choice",
  "extension": [
    {
      "url": "http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl",
      "valueCodeableConcept": {
        "coding": [
          {
            "system": "http://hl7.org/fhir/questionnaire-item-control",
            "code": "check-box",
            "display": "Check-box"
          }
        ]
      }
    }
  ],
  "linkId": "2",
  "text": "HIV Status",
  "required": true,
  "repeats": false,
  "readOnly": false,
  "answerOption": [
    {
      "valueCoding": {
        "display": "Positive"
      }
    },
    {
      "valueCoding": {
        "display": "Reactive"
      }
    },
    {
      "valueCoding": {
        "display": "Negative/Non Reactive"
      }
    }
  ]
}

Component
SDC library

To Reproduce
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2. Click on '....'
3. Scroll down to '....'
4. See error

Expected behavior
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Screenshots
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Smartphone (please complete the following information):

• Device: [e.g. Pixel4a emulator]
• Android version: [e.g. Settings -> About phone -> Android version]
• Build number: [e.g. Settings -> About phone -> Build number]
• Version [e.g. 22]

Additional context
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