Increased memory consumption for ebeam=10GeV synchrotron backgrounds

[veprbl]

git clone git@github.com:eic/simulation_campaign_hepmc3.git
cd simulation_campaign_hepmc3/

# Generate a timestamp
timestamp=$(date '+%Y-%m-%d_%H-%M-%S')


# Test running hepmc3 mixed with backgrounds
curl -L -o bg_files.json "https://eicweb.phy.anl.gov/EIC/campaigns/datasets/-/raw/main/config_data/synrad_egasbrems_egascoulomb_egastouschek_hgas_10GeVx275GeV_vacuum_10000Ahr_machineruntime_50s.json"
EBEAM=10 \
PBEAM=275 \
DETECTOR_CONFIG="epic_craterlake" \
DETECTOR_VERSION="main" \
TAG_PREFIX="CI/Backgrounds/${timestamp}" \
COPYRECO=false \
COPYLOG=false \
USERUCIO=true \
BG_FILES=$PWD/bg_files.json \
scripts/run.sh EVGEN/DIS/NC/10x275/minQ2=1/pythia8NCDIS_10x275_minQ2=1_beamEffects_xAngle=-0.025_hiDiv_1 hepmc3.tree.root 83 0099

results in a 9+ GB memory consumption. This is currently understood as a result of large of large number of seeds provided to CKFTracking, leading to large track state or track parameter memory allocations.