contains the following MR: MGC: set parameter introduced in MG5_aMCv2.8.X that is required for reweighting - https://gitlab.cern.ch/atlas/athena/-/merge_requests/36931 Rivet documentation tweak https://gitlab.cern.ch/atlas/athena/-/merge_requests/36925 MGC: set parameter introduced in MG5_aMCv2.8.X that is required for reweighting https://gitlab.cern.ch/atlas/athena/-/merge_requests/36931 Adding MGC printout that we did not find a gridpack - https://gitlab.cern.ch/atlas/athena/-/merge_requests/36966 MGutils: fix MS issues with MG5 2.8.X - https://gitlab.cern.ch/atlas/athena/-/merge_requests/37204 Remove non-ascii characters - https://gitlab.cern.ch/atlas/athena/-/merge_requests/37358 fix the run number setup in case of EVNT-to-EVNT filtering https://gitlab.cern.ch/atlas/athena/-/merge_requests/37423 Sherpa2.2.10p5 https://gitlab.cern.ch/atlas/athena/-/merge_requests/37472 Powheg-00-04-05 https://gitlab.cern.ch/atlas/athena/-/merge_requests/37512 Build MultiLeptonWithParentFilter in the release https://gitlab.cern.ch/atlas/athena/-/merge_requests/37518 https://gitlab.cern.ch/atlas/athena/-/merge_requests/37519 https://gitlab.cern.ch/atlas/athena/-/merge_requests/37519