Digitally Printed Wallpaper Market Size, Share & Industry Analysis, By Printing Technology (Inject and Electrophotography), By Substrate (Nonwoven, Vinyl, Paper, and Others), By End-Use (Residential, Retail & Boutique, Automotive & Transportation, Corporate Offices & Co-Working Spaces, and Others), By Distribution Channel (B2B/Contract Channels, Specialty Stores, Online Retail, and Others), and Regional Forecast, 2026-2034