contains MRs: Adding new process VBF_ZZ in PowhegControl - AGENE-1904 https://gitlab.cern.ch/atlas/athena/-/merge_requests/38488 Fix for acmd diff-root https://gitlab.cern.ch/atlas/athena/-/merge_requests/38507 Breaking out test script function from MGC https://gitlab.cern.ch/atlas/athena/-/merge_requests/38563 sherpaTarCreator: fix scons installation https://gitlab.cern.ch/atlas/athena/-/merge_requests/38578 MGC Test script handling model paths https://gitlab.cern.ch/atlas/athena/-/merge_requests/38677 MG to version 2.8.1atlas7 https://gitlab.cern.ch/atlas/athena/-/merge_requests/38712