Automotive Stamping Market Size & Forecasts 2026-2035, By Segments (Stamping Type, Vehicle Category, End User, Method, Material, Component, Vehicle Type), Growth Opportunities, Innovation Landscape, Regulatory Shifts, Strategic Regional Insights (U.S., Japan, China, South Korea, UK, Germany, France), and Competitive Dynamics (Gestamp, Magna International, Aisin Seiki, CIE Automotive, Martinrea International)