message: Update doc for survey.questionDescriptionLocation
diff: @@ -2166,7 +2166,7 @@ export class SurveyModel extends Base
  this.setPropertyValue("questionErrorLocation", value.toLowerCase());
  }
  /**
  - * Gets or sets the question description position.
  + * Gets or sets the question description position. The default value is `underTitle`.
  *
  * The following options are available:
  *
  