update to relative import

ios/Runner/AppDelegate.swift

@@ -4,6 +4,8 @@ import flutter_local_notifications
 import GoogleMaps
 import FirebaseCore
 import FirebaseMessaging
+import UserNotifications
+import alarm
 
 @main
 @objc class AppDelegate: FlutterAppDelegate {
@@ -14,6 +16,7 @@ import FirebaseMessaging
     if #available(iOS 10.0, *) {
        UNUserNotificationCenter.current().delegate = self as UNUserNotificationCenterDelegate
     }
+    SwiftAlarmPlugin.registerBackgroundTasks()
     FirebaseApp.configure()
     GMSServices.provideAPIKey("AIzaSyA9C7Pmxw6Gw3H2mM4WA_XGngRIIr2VS7k")
     GeneratedPluginRegistrant.register(with: self)