Resolve "Safely ignore empty shards in object store"

ReleaseNotes.md

objectstore/Algorithms.hpp

objectstore/AlgorithmsTest.cpp

objectstore/ArchiveQueue.cpp

objectstore/ArchiveQueue.hpp

objectstore/ArchiveQueueAlgorithms.cpp

objectstore/ArchiveQueueAlgorithms.hpp

objectstore/ArchiveQueueToReportAlgorithms.cpp

...tore/ArchiveQueueToReportToRepackForFailureAlgorithms.cpp

...tore/ArchiveQueueToReportToRepackForSuccessAlgorithms.cpp

objectstore/ArchiveQueueToTransferAlgorithms.cpp

objectstore/ArchiveQueueToTransferForRepackAlgorithms.cpp

objectstore/GarbageCollector.cpp

objectstore/GarbageCollectorTest.cpp

objectstore/RepackQueueAlgorithms.hpp

objectstore/RetrieveQueue.cpp

objectstore/RetrieveQueue.hpp

objectstore/RetrieveQueueAlgorithms.hpp

objectstore/RetrieveQueueTest.cpp

objectstore/RetrieveQueueToTransferAlgorithms.cpp