code: func hasValidConversionReviewVersionOrEmpty(versions []string) bool {
  	if len(versions) < 1 {
  		return true
  	}
  	for _, v := range versions {
  		if isAcceptedConversionReviewVersion(v) {
  			return true
  		}
  	}
  	return false
  }
docs: // hasValidConversionReviewVersion return true if there is a valid version or if the list is empty.