Application Delivery Network Market Size, Share, and Industry Analysis By Deployment (On-premise, Cloud-based, and Hybrid), By Application (Web Applications, Mobile Applications, API Services, and Streaming Media), By Functionality (Load Balancing, Application Acceleration, Security Services, and Traffic Management), By End-User (BFSI, Retail, Telecommunications, Healthcare, Government, and Others), and Regional Forecast, 2026-2034