Sweeping !56932 from master to 22.0. AthContainersRoot: Fix thread-safety checker warnings. (!56948) · Merge requests · atlas / athena · GitLab

Atlas Nightlybuild requested to merge cherry-pick-955b9544998-22.0 into 22.0 Sep 22, 2022

AthContainersRoot: Fix thread-safety checker warnings.

See merge request !56932 (merged)