Adding missing process function

Author: lucamicheletti

PWGDQ/Tasks/tableReader_withAssoc.cxx

@@ -2567,6 +2567,7 @@ struct AnalysisSameEventPairing {
   PROCESS_SWITCH(AnalysisSameEventPairing, processMixingBarrelSkimmedFlow, "Run barrel type mixing pairing, with flow, with skimmed tracks", false);
   PROCESS_SWITCH(AnalysisSameEventPairing, processMixingBarrelWithQvectorCentrSkimmedNoCov, "Run barrel type mixing pairing, with skimmed tracks and with Qvector from central framework", false);
   PROCESS_SWITCH(AnalysisSameEventPairing, processMixingMuonSkimmed, "Run muon type mixing pairing, with skimmed muons", false);
+  PROCESS_SWITCH(AnalysisSameEventPairing, processMixingMuonSkimmedFlow, "Run muon type mixing pairing, with skimmed muons and flow", false);
   PROCESS_SWITCH(AnalysisSameEventPairing, processDummy, "Dummy function, enabled only if none of the others are enabled", true);
 };