Applications installed using Windows App Store are not listed AddRemoveProgram Data Class in Agent Inventory.
ITMS 8.x
Until 8.5 RU1, Managing software installed using Windows App Store is not fully supported.
Although fully supported, software administrator can still generate a report of a list of computers that have installed specific application installed through Windows App Store:
select vc.Name, fd.*
from Inv_Installed_File_Details fd
join vComputer vc on fd._ResourceGuid = vc.Guid
where fd.Path like 'c:\Program Files\WindowsApps\ReplaceWithProgramName\%'