message: Improve Sigma0 rec->mc matching
diff: @@ -102,16 +102,8 @@ int AliSigma0ParticlePhotonMother::MatchToMC(
  static_cast<AliMCParticle *>(mcEvent->GetTrack(labPhoton));
  if (!partV0 || !partPhoton) return -1;
  - const int pidV0 = partV0->PdgCode();
  - const int pidPhoton = partPhoton->PdgCode();
  - if (!((pidV0 == PIDdaughters[0] && pidPhoton == PIDdaughters[1]) ||
  - (pidV0 == PIDdaughters[1] && pidPhoton == PIDdaughters[0]))) {
  - return -1;
  - }
  -
  const int labMotherV0 = partV0->GetMother();
  const int labMotherPhoton = partPhoton->GetMother();
  - if (labMotherV0 < 0 || labMotherPhoton < 0) return -1;
  AliMCParticle *partMotherV0 =
  static_cast<AliMCParticle *>(mcEvent->GetTrack(labMotherV0));
  @@ -121,7 +113,7 @@ int AliSigma0ParticlePhotonMother::MatchToMC(
  const int pdgMotherV0 = partMotherV0->PdgCode();
  const int pdgMotherPhoton = partMotherPhoton->PdgCode();
  - if ((pdgMotherV0 != pdgMotherPhoton) || pdgMotherV0 != PIDmother) {
  + if ((pdgMotherV0 != PIDmother) || pdgMotherV0 != PIDmother) {
  return -1;
  }
  