Sweeping !21530 from 21.0 to master. Fix LArG4Identifier assignment for hits from step in Back Outer Barrette (!22549) · Merge requests · atlas / athena · GitLab

Atlas Nightlybuild requested to merge cherry-pick-332b95635d-master into master Apr 10, 2019

Fix LArG4Identifier assignment for hits from step in Back Outer Barrette

See merge request !21530 (merged)