Sweeping !34758 from 21.0 to master. PROCTools: Updating q221 21.0 reference file, see ATLASRECTS-5583 (!34841) · Merge requests · atlas / athena · GitLab

Atlas Nightlybuild requested to merge cherry-pick-a19ae4784d-master into master Jul 17, 2020

PROCTools: Updating q221 21.0 reference file, see ATLASRECTS-5583

See merge request !34758 (merged)