message: Use common constant for initial language
diff: @@ -4,7 +4,7 @@ import IconBtn from '../IconBtn/IconBtn';
  import { TreeContext } from '../../store/treeStore/treeStore';
  import { generateQuestionnaireForPreview } from '../../helpers/generateQuestionnaire';
  import Select from '../Select/Select';
  -import { getLanguagesInUse } from '../../helpers/LanguageHelper';
  +import { getLanguagesInUse, INITIAL_LANGUAGE } from '../../helpers/LanguageHelper';
  type Props = {
  showFormFiller: () => void;
  @@ -13,7 +13,9 @@ type Props = {
  const FormFiller = ({ showFormFiller, language }: Props): JSX.Element => {
  const { state } = useContext(TreeContext);
  - const [selectedLanguage, setSelectedLanguage] = useState(language || state.qMetadata.language || 'nb-no');
  + const [selectedLanguage, setSelectedLanguage] = useState(
  + language || state.qMetadata.language || INITIAL_LANGUAGE.code,
  + );
  const languages = getLanguagesInUse(state);
  function iFrameLoaded() {
  