Merge branch 'main-truth_formats_splitLevel' into 'main'

Applying same split-level settings to DAOD_TRUTH formats as for PHYS, PHYSLITE

See merge request atlas/athena!69458

Database/AthenaPOOL/AthenaPoolCnvSvc/python/PoolWriteConfig.py

@@ -73,6 +73,7 @@ def PoolWriteCfg(flags):
         "DAOD_PHYSVAL"   : [5, 5,  100, 0, 1],
         "DAOD_PHYS"      : [5, 5,  500, 0, 1],
         "DAOD_PHYSLITE"  : [5, 5,  500, 1, 1],
+        "DAOD_TRUTH3"    : [5, 5,  500, 1, 1],
         "D2AOD_PHYSLITE" : [5, 5,  500, 1, 1],
     }