Global Slow Cooker Market Size, Share & Demand Report By Product Type (Manual Slow Cookers, Programmable Slow Cookers, Smart Slow Cookers), By Capacity (Small, Medium, Large), By Application (Residential/Household, Restaurants & Cafés, Catering Services, Institutional Kitchens), By Distribution Channel (Online Retail, Supermarkets/Hypermarkets, Specialty Stores, Department Stores), By Price Range (Economy, Mid-Range, Premium), By Region & Segment Forecasts, 2026–2031