Remove Field Svc in TrackParticleCreator
TrackParticleCreator: Remove field Svc and migrate the Magnetic Field Svc to the new conditions data access. https://its.cern.ch/jira/browse/ATLASRECTS-5439 (ATLASRECTS-5440) @christos @schaffer
TrackParticleCreator: Remove field Svc and migrate the Magnetic Field Svc to the new conditions data access. https://its.cern.ch/jira/browse/ATLASRECTS-5439 (ATLASRECTS-5440) @christos @schaffer