[MUON] added option for storing nCandidates in the MFT-MCH matching

Author: aferrero2707

prodtests/full-system-test/dpl-workflow.sh

@@ -332,6 +332,7 @@ fi
 
 ( workflow_has_parameter AOD || [[ -z "$DISABLE_ROOT_OUTPUT" ]] || needs_root_output o2-emcal-cell-writer-workflow ) && has_detector EMC && RAW_EMC_SUBSPEC=" --subspecification 1 "
 has_detector_reco MID && has_detector_matching MCHMID && MFTMCHConf="FwdMatching.useMIDMatch=true;" || MFTMCHConf="FwdMatching.useMIDMatch=false;"
+[[ ! -z ${MFTMCH_NCANDIDATES_OPT:-} ]] && MFTMCHConf+="${MFTMCH_NCANDIDATES_OPT}"
 
 [[ $IS_SIMULATED_DATA == "1" ]] && EMCRAW2C_CONFIG+=" --no-checkactivelinks"