LPS-51954 Clean up PushNotificationsEntry service, which will be replaced by AssetEntrySet service. The sendPushNotifications method must remain in the portlet, that's why it needs to be moved to PushNotificationsDevice service.
LPS-51954 It makes more sense to call it "unlike" since it's just removing the "like", it's not like a "thumbs down", a negative rating
LPS-51954 Fix successful message, it wasn't being displayed since addPushNotificationsEntry now does return a addPushNotificationsEntry instance
LPS-51954 SF
LPS-51954 Regen