Update app.js

src/app.js

@@ -240,7 +240,7 @@ Please make a backup of your contracts and start using http://remix.ethereum.org
   const workspace = pluginLoader.get()
   const engine = new Engine(appManager)
   engine.setPluginOption = ({ name, kind }) => {
-    if (kind === 'provider') return {queueTimeout: 60000*4}
+    if (kind === 'provider') return {queueTimeout: 60000 * 4}
     if (name === 'LearnEth') return {queueTimeout: 60000}
     return {queueTimeout: 10000}
   }