Sweeping !36372 from 21.2 to master. Set container splitlevel 1 for DAOD PHYSLITE

Set container splitlevel 1 for DAOD PHYSLITE

See merge request !36372 (merged)

added sweep:from 21.2 label

Adding original author @gstark as watcher.

This merge request affects 1 package:

• Database/AthenaPOOL/OutputStreamAthenaPool

Adding @ssnyder ,@mnowak as watchers

added Database master review-pending-level-1 labels

CI Result SUCCESS (hash 1f24e70f)

	Athena	AthSimulation	AthGeneration	AnalysisBase
externals
cmake
make
required tests
optional tests

Full details available on this CI monitor view
Athena: number of compilation errors 0, warnings 0
AthSimulation: number of compilation errors 0, warnings 0
AthGeneration: number of compilation errors 0, warnings 0
AnalysisBase: number of compilation errors 0, warnings 0
For experts only: Jenkins output [CI-MERGE-REQUEST-CC7 22219]

added review-approved label and removed review-pending-level-1 label

merged

mentioned in commit 820ba1cb

added sweep:ignore label