Update benchmarks for new dd4pod (minor changes)

benchmarks/B0/scripts/hits_far_forward_protons.cxx

benchmarks/B0/scripts/rec_far_forward_protons.cxx

benchmarks/clustering/scripts/cluster_plots.py

benchmarks/imaging_ecal/scripts/utils.py

benchmarks/imaging_shower_ML/scripts/prepare_tf_dataset.py

benchmarks/tracking/scripts/hits_central_electrons.cxx

benchmarks/tracking/scripts/hits_central_pions.cxx

benchmarks/tracking/scripts/rec_central_electrons.cxx

benchmarks/tracking/scripts/rec_central_pions.cxx

benchmarks/tracking/scripts/rec_multiple_tracks.cxx

benchmarks/tracking/scripts/tracking_performance.py