Update correlatorDplusHadrons.cxx

Fixed for coding guidelines

Author: Simple-Shyam

PWGHF/HFC/TableProducer/correlatorDplusHadrons.cxx

@@ -225,6 +225,7 @@ struct HfCorrelatorDplusHadrons {
   // filter on selection of Dplus meson and decay channel Dplus->KPiPi
   Filter dplusFilter = ((o2::aod::hf_track_index::hfflag & static_cast<uint8_t>(1 << aod::hf_cand_3prong::DecayType::DplusToPiKPi)) != static_cast<uint8_t>(0)) && aod::hf_sel_candidate_dplus::isSelDplusToPiKPi >= selectionFlagDplus;
   Filter trackFilter = (nabs(aod::track::eta) < etaTrackMax) && (nabs(aod::track::pt) > ptTrackMin) && (nabs(aod::track::dcaXY) < dcaXYTrackMax) && (nabs(aod::track::dcaZ) < dcaZTrackMax);
+  Preslice<aod::McParticles> presliceMc{aod::mcparticle::mcCollisionId};
   // Filter particlesFilter = nabs(aod::mcparticle::pdgCode) == 411 || ((aod::mcparticle::flags & (uint8_t)o2::aod::mcparticle::enums::PhysicalPrimary) == (uint8_t)o2::aod::mcparticle::enums::PhysicalPrimary);
   ConfigurableAxis binsMultiplicity{"binsMultiplicity", {VARIABLE_WIDTH, 0.0f, 2000.0f, 6000.0f, 100000.0f}, "Mixing bins - multiplicity"};
   ConfigurableAxis binsZVtx{"binsZVtx", {VARIABLE_WIDTH, -10.0f, -2.5f, 2.5f, 10.0f}, "Mixing bins - z-vertex"};
@@ -728,7 +729,7 @@ struct HfCorrelatorDplusHadrons {
     }
   }
   PROCESS_SWITCH(HfCorrelatorDplusHadrons, processMcRecMixedEvent, "Process Mixed Event MCRec", false);
-  Preslice<aod::McParticles> presliceMc{aod::mcparticle::mcCollisionId};
+  
   void processMcGenMixedEvent(SelCollisionsWithDplusMc const& collisions,
                               CandDplusMcGen const& mcParticles)
   {