ATLASRECTS-6409 : Use custom allocator (STLPool) for the SiSpacePointsSeedMakerEventData lists
requested to merge ATLAS-EGamma/athena:SiSpacePointsSeedMakerEventData_use_custom_alloc_II into main
Use custom allocator (STLPool) for the SiSpacePointsSeedMakerEventData lists
This is part II .
For Info (and ping @tstreble if he wonders ;) )
If this work as expected there will be a Part III for the ITK types.
It is almost the same for ATLAS but there is some Acts code using those which calls clear
(this will need 2 lines extra)