fix lint bug

Author: xinhailishi

lib/configurator.js

@@ -6,7 +6,7 @@ const loaderDefaults = defaults.loader;
 const isomorphicSpriteModule = require.resolve('../runtime/sprite.build');
 const isomorphicSymbolModule = require.resolve('svg-baker-runtime/symbol');
 
-const isTargetBrowser = target => target === 'web' || target === 'electron-renderer' 
+const isTargetBrowser = target => target === 'web' || target === 'electron-renderer'
 || target === 'node-webkit' || target === 'nwjs';
 
 /**