Update to MediaSDK 20.2.1

Author: daijh

doc/servermd/Server.md

@@ -82,7 +82,7 @@ If you want to set up video conference service with SVT-HEVC Encoder on Ubuntu 1
 
 If you want to set up video conference service powered by GPU-accelerated OWT server through Intel® Media SDK, please follow the below instructions to install server side SDK where the video-agents run.
 
-If you are working on the following platforms with the integrated graphics, please install Intel® Media SDK. The current release is fully tested on MediaSDK 2020 Q3(https://github.com/Intel-Media-SDK/MediaSDK/releases/tag/intel-mediasdk-20.3.0).
+If you are working on the following platforms with the integrated graphics, please install Intel® Media SDK. The current release is fully tested on MediaSDK 2020 Q2(https://github.com/Intel-Media-SDK/MediaSDK/releases/tag/intel-mediasdk-20.2.1).
 
  - Intel® Xeon® E3-1200 v4 Family with C226 chipset
  - Intel® Xeon® E3-1200 and E3-1500 v5 Family with C236 chipset