fix: add tabs back to AppDelegate.m

example/ios/NotificationsExampleApp/AppDelegate.m

@@ -20,22 +20,22 @@ @implementation AppDelegate
 - (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions
 {
   NSURL *jsCodeLocation;
-
+  
   jsCodeLocation = [[RCTBundleURLProvider sharedSettings] jsBundleURLForBundleRoot:@"index.ios" fallbackResource:nil];
-
+  
   RCTRootView *rootView = [[RCTRootView alloc] initWithBundleURL:jsCodeLocation
                                                       moduleName:@"NotificationsExampleApp"
                                                initialProperties:nil
                                                    launchOptions:launchOptions];
   rootView.backgroundColor = [[UIColor alloc] initWithRed:1.0f green:1.0f blue:1.0f alpha:1];
-
+  
   self.window = [[UIWindow alloc] initWithFrame:[UIScreen mainScreen].bounds];
   UIViewController *rootViewController = [UIViewController new];
   rootViewController.view = rootView;
   self.window.rootViewController = rootViewController;
   [self.window makeKeyAndVisible];
   [UNUserNotificationCenter currentNotificationCenter].delegate = self;
-
+  
   return YES;
 }