message: Don't add empty entryFormat extension
diff: @@ -277,12 +277,14 @@ const AdvancedQuestionOptions = ({ item, parentArray }: AdvancedQuestionOptionsP
  <FormField label="Skyggetekst">
  <input
  defaultValue={getPlaceholder}
  - onBlur={(e) =>
  + onBlur={(e) => {
  + if (e.target.value) {
  handleExtension({
  url: IExtentionType.entryFormat,
  valueString: e.target.value,
  - })
  + });
  }
  + }}
  />
  </FormField>
  )}
  