fix typo

Author: achimmihca

Assets/ThirdParty/CSharpSynth/Source/StreamingAssetResouce.cs renamed to Assets/ThirdParty/CSharpSynth/Source/StreamingAssetResource.cs

@@ -5,10 +5,19 @@
 namespace UnityMidi
 {
     [System.Serializable]
-    public class StreamingAssetResouce : IResource
+    public class StreamingAssetResource : IResource
     {
         [SerializeField] public string streamingAssetPath;
 
+        public StreamingAssetResource()
+        {
+        }
+        
+        public StreamingAssetResource(string path)
+        {
+            this.streamingAssetPath = path;
+        }
+
         public bool ReadAllowed()
         {
             return true;
@@ -44,4 +53,4 @@ public void DeleteResource()
             throw new System.NotImplementedException();
         }
     }
-}
+}