Revert "sync-engine-shared I assume this was a typo? Please undo if it's not, and we should have a test for this?"

This reverts commit fe7efd5935b17e57da81e64503c5968fd1ee9c07.
LPS-45955 Silvio Santos is the main author
LPS-45955 Local service method for adding devices
LPS-45955 Finder methods
LPS-45955 Local service method for deleting and fetching devices
LPS-45955 Let's just use the generic PortalException
LPS-45955 Let's just use the generic PortalException
LPS-45955 In case we ever need to paginate
LPS-45955 Match deletePushNotificationsDevice
LPS-45955 Not needed
LPS-45955 Regen
LPS-45955 Let's keep it at 1 for now
LPS-45955 Regen