[PWGLF] restructure run 3 process functions + minor code improvements (#11964)

Co-authored-by: ALICE Action Bot <alibuild@cern.ch>

Author: maciacco

PWGLF/DataModel/LFEbyeTables.h

@@ -24,8 +24,7 @@ DECLARE_SOA_COLUMN(Centrality, centrality, uint8_t);
 DECLARE_SOA_COLUMN(Zvtx, zvtx, float);
 DECLARE_SOA_COLUMN(ZvtxMask, zvtxMask, int8_t);
 DECLARE_SOA_COLUMN(TriggerMask, triggerMask, uint8_t);
-DECLARE_SOA_COLUMN(Ntracklets, ntracklets, uint8_t);
-DECLARE_SOA_COLUMN(V0Multiplicity, v0Multiplicity, uint8_t);
+DECLARE_SOA_COLUMN(CBMultiplicity, cbMultiplicity, uint8_t);
 DECLARE_SOA_COLUMN(Ntracks, ntracks, uint8_t);
 } // namespace LFEbyeCollTable
 
@@ -39,8 +38,8 @@ DECLARE_SOA_TABLE(MiniCollTables, "AOD", "MINICOLLTABLE",
                   o2::soa::Index<>,
                   LFEbyeCollTable::ZvtxMask,
                   LFEbyeCollTable::TriggerMask,
-                  LFEbyeCollTable::Ntracklets,
-                  LFEbyeCollTable::V0Multiplicity,
+                  LFEbyeCollTable::CBMultiplicity,
+                  LFEbyeCollTable::Centrality,
                   LFEbyeCollTable::Ntracks);
 using MiniCollTable = MiniCollTables::iterator;