message: Remove a redundant check
diff: @@ -59,10 +59,8 @@ Results::Results(SharedRealm r, LinkViewRef lv, util::Optional<Query> q, SortDes
  m_query = std::move(*q);
  m_mode = Mode::Query;
  }
  - if (s.is_valid()) {
  m_descriptor_ordering.append_sort(std::move(s));
  }
  -}
  Results::Results(SharedRealm r, TableView tv, DescriptorOrdering o)
  : m_realm(std::move(r))
  