feat(appsfyler): add property waitForATTUserAuthorization to AppsflyerOptions (#3541)

src/@ionic-native/plugins/appsflyer/index.ts

@@ -31,6 +31,11 @@ export interface AppsflyerOptions {
    * default false 	Accessing AppsFlyer Attribution / Conversion Data from the SDK (Deferred Deeplinking). Read more: Android, iOS. AppsFlyer plugin will return attribution data in onSuccess callback.
    */
   onInstallConversionDataListener?: boolean;
+  
+  /**
+   * time for the sdk to wait before launch - IOS 14 ONLY!
+   */
+  waitForATTUserAuthorization?: number;
 }
 
 export interface AppsflyerEvent {