Global Black Alkaline Water Market Size, Share & Demand Report By Product Type (Activated Charcoal–Infused, Mineral-Based, Electrolyte-Enhanced), By Packaging Type (PET Bottles, Glass Bottles, Aluminum Cans), By Distribution Channel (Supermarkets & Hypermarkets, Convenience Stores, Online/DTC, Specialty Stores), By Price Tier (Premium, Ultra-Premium), By End-Use (Individual Consumers, Athletes & Sports Nutrition, Hospitality & Foodservice), By Region & Segment Forecasts, 2026–2031