CONTAP-81479：ボリューム移動のカットオーバー後の参照されていないオブジェクトの削除に時間がかかる

問題

When a volume move enters the post-cutover finishing phase, the volume and related metadata is removed from the source aggregate.
When a volume is moved between two FabricPools using the optimized path, this finishing phase also deletes unused tiered objects that were not transferred to the destination.
In some cases, this object deletion can take longer than expected and delay the completion of the volume move.
The move may appear stuck and give the error "Volume move is waiting for deletion of unreferenced objects to complete on the capacity tier" even though it is still progressing.