Enable custom sound for local notification in PushNotificationIOS

Summary:
Add soundName property in NativePushNotificationManagerIOS JS module and deliver to native local notification API.
Changelog:
[iOS][Fixed] - Enable custom sound for local push notifications.

Reviewed By: RSNara

Differential Revision: D33898630

fbshipit-source-id: c6362032601f0f6d20479465ce1f0a84c450ea72

Libraries/PushNotificationIOS/NativePushNotificationManagerIOS.js

@@ -29,6 +29,7 @@ type Notification = {|
   +repeatInterval?: ?string,
   +applicationIconBadgeNumber?: ?number,
   +isSilent?: ?boolean,
+  +soundName?: ?string,
 |};
 
 export interface Spec extends TurboModule {

Libraries/PushNotificationIOS/RCTPushNotificationManager.mm

@@ -367,6 +367,9 @@ RCT_EXPORT_METHOD(presentLocalNotification:(JS::NativePushNotificationManagerIOS
   }
   if (notification.isSilent()) {
     notificationDict[@"isSilent"] = @(*notification.isSilent());
+    if ([notificationDict[@"isSilent"] isEqualToNumber:@(NO)]) {
+      notificationDict[@"soundName"] = notification.soundName();
+    }
   }
   [RCTSharedApplication() presentLocalNotificationNow:[RCTConvert UILocalNotification:notificationDict]];
 }
@@ -388,6 +391,9 @@ RCT_EXPORT_METHOD(scheduleLocalNotification:(JS::NativePushNotificationManagerIO
   }
   if (notification.isSilent()) {
     notificationDict[@"isSilent"] = @(*notification.isSilent());
+    if ([notificationDict[@"isSilent"] isEqualToNumber:@(NO)]) {
+      notificationDict[@"soundName"] = notification.soundName();
+    }
   }
   [RCTSharedApplication() scheduleLocalNotification:[RCTConvert UILocalNotification:notificationDict]];
 }