add benchmark for sampling calorimeter

benchmarks/sampling_ecal/sim_emcal_barrel_electrons.sh

@@ -36,6 +36,8 @@ if [[ "$?" -ne "0" ]] ; then
   exit 1
 fi
 
+ll -h ${CB_EMCAL_GEN_FILE}
+
 # Run geant4 simulations
 npsim --runType batch \
       -v WARNING \