Veterinary Reference Laboratory Market Size, Share & Industry Analysis, By Testing (Clinical Pathology, Molecular Diagnostics, Immunodiagnostics, Microbiology & Parasitology, and Others), By Animal Type (Companion Animals and Livestock Animals), By Indication (Infectious Diseases, Chronic & Metabolic Disorders, Oncology, and Others), By End-user (Veterinary Clinics & Hospitals, Research & Academic Institutions, and Others), and Regional Forecast, 2026-2034