message: Fix the help for survey.clearInvisibleValues property
diff: @@ -1129,7 +1129,7 @@ export class SurveyModel extends Base
  }
  /**
  * Set it to 'none' to include the invisible values into the survey data.
  - * </br> Set it to 'onHidden' to clear the question value when it becomes invisible.
  + * </br> Set it to 'onHidden' to clear the question value when it becomes invisible. If a question has value and it was invisible initially then survey clears the value on completing.
  * </br> Leave it equals to 'onComplete', to remove from data property values of invisible questions on survey complete. In this case, the invisible questions will not be stored on the server.
  * </br> The default value is 'onComplete'.
  * @see Question.visible
  