Heat Transfer Vinyl (HTV) Market Size & Forecasts 2026-2035, By Segments (Application Method, Material, Product Type, End-Use Industry, Customer), Growth Opportunities, Innovation Landscape, Regulatory Shifts, Strategic Regional Insights (U.S., Japan, China, South Korea, UK, Germany, France), and Competitive Dynamics (ORAFOL, Siser, Chemica, Stahls’, Rose City)