Stand-up Pouches Market Size, Share & Industry Analysis, By Material (Plastics, Foils, and Paper), By Type (Aseptic Pouches, Standard Pouches, Retort Pouches, and Others), By Closure Type (Top-notch, Spout, and Zipper), By Design Type (Round Bottom, Flat Bottom, Corner Bottom, K-seal, and Others), By Capacity (Less than 50g, 50-100g, 101-500g, and More than 500g), By End-use Industry (Food, Beverages, Beauty & Personal Care, Healthcare, Chemical, Consumer Products, and Others), and Regional Forecast, 2026-2034