Update android-specific-use-cases.md

docs/android-specific-use-cases.md

   .then(appLaunched => {
     if (appLaunched) {
       startApp(); // App is launched -> show UI
-    } else {
-      new NativeEventsReceiver().appLaunched(startApp); // App hasn't been launched yet -> show the UI only when needed.
     }
+    new NativeEventsReceiver().appLaunched(startApp); // App hasn't been launched yet -> show the UI only when needed.
   });
 
 function startApp() {