Linting update

src/core/BufferGeometry.js

@@ -917,7 +917,7 @@ BufferGeometry.prototype = Object.assign( Object.create( EventDispatcher.prototy
 
 	mergeVertices: function ( tolerance = 1e-4 ) {
 
-        tolerance = Math.max( tolerance, Number.EPSILON );
+		tolerance = Math.max( tolerance, Number.EPSILON );
 
 		// Generate an index buffer if the geometry doesn't have one, or optimize it
 		// if it's already available.