Update main.js

ElectronNET.Host/main.js

@@ -140,7 +140,7 @@ function startSplashScreen() {
         if (manifestJsonFile.hasOwnProperty('splashscreen')) {
             if (manifestJsonFile.splashscreen.hasOwnProperty('timeout')) {
                 var timeout = manifestJsonFile.splashscreen.timeout;
-                window.setTimeout((t) => {
+                setTimeout((t) => {
                     if (splashScreen != null ) {
                         splashScreen.destroy();
                         splashScreen = null;