message: Fix Warning: Unsigned Never <0
  Fix a `-Wtautological-compare` warning.
diff: @@ -132,7 +132,7 @@ void BPBase::Init(const Params &parameters, const std::string hint)
  value, m_DebugMode,
  " in Parameter key=StatsLevel " + hint));
  if (m_DebugMode &&
  - (m_Parameters.StatsLevel < 0 || m_Parameters.StatsLevel > 5))
  + m_Parameters.StatsLevel > 5)
  {
  throw std::invalid_argument(
  "ERROR: value for Parameter key=StatsLevel must be "
  