U.S. Softgel Capsules Market Size, Share & COVID-19 Impact Analysis, By Type (Gelatin Capsules and Non-Animal Softgel Capsules {Starches, Pullulan, and Others}), By Application (Prescription Medicines and Health & Dietary Supplements), By Manufacturers (Pharmaceutical Companies, Nutraceutical Companies, and Others), and Country Forecast, 2023-2030