fix shaders

Assets/Util/SpectrumShaderBinder.cs

@@ -9,7 +9,7 @@ using Assets.WasapiAudio.Scripts.Unity;
 [RequireComponent(typeof(Material))]
 public class SpectrumShaderBinder : MonoBehaviour
 {
-    public WasapiAudioSource source;
+    public AudioSource source;
     public Material material;
 
     private Texture2D _texture;