Pet Training Accessories Market Size, Share & Industry Analysis, By Product Type (Training Collars, Leashes & Leads, Harnesses, and Training Pads & Mats), By Pet Type (Dogs, Cats, and Others), By End-User (Individual Pet Owners, Professional Pet Trainers, and Pet Training Centers), By Price Range (Economy, Mid-Range, and Premium), By Technology (Conventional Accessories, Electronic Devices, and Smart & App-Connected Accessories), By Distribution Channel (Pet Specialty Stores, Supermarkets & Hypermarkets, Online Marketplaces, and Brand-Owned Websites), and Regional Forecast, 2026-2034