Auxiliary Engine Market Size, Share & Industry Analysis, By Fuel Type (Conventional Diesel Engines, Gas-Diesel Dual-Fuel Engines, Methanol-Capable Engines, Ammonia-Capable Engines, and Other Fuel-Capable Engines), By Power Output (Below 500 kW, 500 kW-1,000 kW, 1,001 kW-2,000 kW, 2,001 kW-5,000 kW, and Above 5,000 kW), By Installation Type (Newbuild Installation and Replacement & Repowering), By Application (Cargo Vessels, Passenger Vessels, Offshore Vessels, Fishing Vessels, Tugboats & Workboats, Government & Defense Vessels, and Specialized Vessels), and Regional Forecast, 2026-2034