Global Gigacasting Presses Market Size, Share, Growth Analysis By Casting (Rear Underbody, Front Underbody, Battery Tray), By Customer Type (Automotive OEM, Tier-1/Foundry), By Alloy (High-Pressure Die-Casting (HPDC), Thixomolding), By Region and Companies - Industry Segment Outlook, Market Assessment, Competition Scenario, Statistics, Trends and Forecast 2026-2035