multimedia/intel-media-sdk: update to 21.1.3

Changes: https://github.com/Intel-Media-SDK/MediaSDK/releases/tag/intel-mediasdk-21.1.3
Changes: https://github.com/Intel-Media-SDK/MediaSDK/compare/intel-mediasdk-21.1.2...intel-mediasdk-21.1.3
Reported by: Repology