notifications: fix for new account

This patch force push token generation when account created.

Change-Id: I60da3e0517fe594a637d8584fbcd4c91eb3a20bc

Ring/Ring/AppDelegate.swift

@@ -291,9 +291,7 @@ class AppDelegate: UIResponder, UIApplicationDelegate, UNUserNotificationCenterD
 
     @objc private func registerVoipNotifications() {
         self.requestNotificationAuthorization()
-        if self.voipRegistry.desiredPushTypes == nil {
-            self.voipRegistry.desiredPushTypes = Set([PKPushType.voIP])
-        }
+        self.voipRegistry.desiredPushTypes = Set([PKPushType.voIP])
     }
 
     private func unregisterVoipNotifications() {