message: fix broken spaceship
diff: @@ -14,7 +14,7 @@ std::weak_ordering operator<=>(const std::string &lhs, const std::string &rhs) {
  auto cmp = lhs.compare(rhs);
  if (cmp == 0)
  return std::weak_ordering::equivalent;
  - return cmp < 0 ? std::weak_ordering::less : std::weak_ordering::equivalent;
  + return cmp < 0 ? std::weak_ordering::less : std::weak_ordering::greater;
  }
  template <typename T>
  