Nuclear Decommissioning Market Size, Share & Industry Analysis, By Service Type (Immediate Dismantling, Safe Enclosure, Entombment), By Reactor Type (Pressurized Water Reactor, Boiling Water Reactor, Gas-Cooled Reactor, Others), By Capacity (Below 100 MW, 100 MW - 1000 MW, Above 1000 MW) and Regional Forecast, 2025-2032