Modification to allow xAODDecaysFinalStateFilter [skip modfiles]
Description of bug
While running tests with release 23.6.26, errors from the xAODDecaysFinalStateFilter were found. Essentialy they were related to a missing container: AADecayFilter ERROR No TruthParticle collection with name TruthGen found in StoreGate.
Changes introduced
This line was added:
createxAODSlimmedContainer("TruthGen",prefiltSeq)prefiltSeq.xAODCnv.AODContainerName = 'GEN_EVENT'
Tests
Athena 23.6.28 release was used and mc23 production will be requested.
Issues resolved
See JIRA-11087
Closes #