Implemented resource cleanup upon domain reload

com.unity.render-pipelines.high-definition/Runtime/RenderPipeline/RenderPass/Upscalers/UpscalerPlugin.cs

@@ -11,9 +11,6 @@ namespace UnityEngine.Rendering.HighDefinition.AMD
         {
             new FSR2.FSR2UpscalerPlugin(),
             new FSR3.FSR3UpscalerPlugin(),
-#if UNITY_STANDALONE_WIN && false
-            new FSR2Wrapper.FSR2WrapperUpscaler(),
-#endif
         };
 
         private static UpscalerPlugin _activePlugin = AvailablePlugins[0];
@@ -128,11 +125,25 @@ namespace UnityEngine.Rendering.HighDefinition.AMD
 
         private bool Initialize()
         {
+#if UNITY_EDITOR
+            UnityEditor.AssemblyReloadEvents.beforeAssemblyReload += Shutdown;
+#endif
+            
             return true;
         }
 
         private void Shutdown()
         {
+#if UNITY_EDITOR
+            UnityEditor.AssemblyReloadEvents.beforeAssemblyReload -= Shutdown;
+#endif
+
+            foreach (FSR2Context context in _contexts)
+            {
+                context.Destroy(AMDUnityPlugin.ActivePlugin);
+            }
+            
+            _contexts.Clear();
         }
 
         internal void RecreateFeatures(UpscalerPlugin oldPlugin, UpscalerPlugin newPlugin)