Update README.md

Author: NurikHISPlayer

README.md

@@ -186,7 +186,7 @@ This is a list of the most important features supported by the plugin:
 
 <br>
 
-## Premium Features
+## Premium 
 
 > [!NOTE]
 > *If you need DRM content protection, MV-HEVC, WebRTC ultra low latency, ad insertion (SSAI, SGAI, AWS MediaTailor & CSAI), WebGPU, custom development, and expedited customer support, [**please contact us here**](https://hisplayer.com/contact-hisplayer-unity-sdk-premium/) to get the HISPlayer Unity Player SDK Premium Version.*