message: minor fixes to the union vector code styles
diff: @@ -1302,7 +1302,7 @@ void UnionVectorTest() {
  std::vector<flatbuffers::Offset<void>> characters;
  characters.push_back(CreateBelle(fbb, /*books_read=*/7).Union());
  characters.push_back(CreateRapunzel(fbb, /*hair_length=*/6).Union());
  - characters.push_back(CreateMuLan(fbb, /*sward_attack_damage=*/5).Union());
  + characters.push_back(CreateMuLan(fbb, /*sword_attack_damage=*/5).Union());
  // create Movie.
  const auto movie_offset =
  