fixed warnings 'new NativeEventEmitter() was called with a non-null a…

…rgument without the required addListener and removeListener methods' on react-native 0.65 and android platform (#740)

Co-authored-by: lyubomyr <lubomyr31@gmailc.om>

android/src/main/java/com/zmxv/RNSound/RNSoundModule.java

@@ -204,7 +204,7 @@ protected MediaPlayer createMediaPlayer(final String fileName) {
       }
       return mediaPlayer;
     }
-    
+
     return null;
   }
 
@@ -320,7 +320,7 @@ public void release(final Double key) {
       }
     }
   }
-	
+
   @Override
   public void onCatalystInstanceDestroy() {
     java.util.Iterator it = this.playerPool.entrySet().iterator();
@@ -472,4 +472,14 @@ public Map<String, Object> getConstants() {
     constants.put("IsAndroid", true);
     return constants;
   }
+
+  @ReactMethod
+  public void addListener(String eventName) {
+    // Keep: Required for RN built in Event Emitter Calls.
+  }
+
+  @ReactMethod
+  public void removeListeners(Integer count) {
+    // Keep: Required for RN built in Event Emitter Calls.
+  }
 }