linting fix

src/loaders/AnimationLoader.js

@@ -17,7 +17,7 @@ class AnimationLoader extends Loader {
 		const loader = new FileLoader( this.manager );
 		loader.setPath( this.path );
 		loader.setRequestHeader( this.requestHeader );
-    loader.setWithCredentials( this.withCredentials );
+		loader.setWithCredentials( this.withCredentials );
 		loader.load( url, function ( text ) {
 
 			try {

src/loaders/AudioLoader.js

@@ -18,7 +18,7 @@ class AudioLoader extends Loader {
 		loader.setResponseType( 'arraybuffer' );
 		loader.setPath( this.path );
 		loader.setRequestHeader( this.requestHeader );
-    loader.setWithCredentials( this.withCredentials );
+		loader.setWithCredentials( this.withCredentials );
 		loader.load( url, function ( buffer ) {
 
 			try {