Add default order by for App model, remove order for Device as Activeadmin always order it in that way

app/models/app.rb

@@ -1,6 +1,6 @@
 class App < ActiveRecord::Base
 
-  default_scope {order("name")}
+  default_scope -> {order("name")}
   
   has_many :batch_installations, dependent: :destroy
   

app/models/device.rb

@@ -1,6 +1,4 @@
 class Device < ActiveRecord::Base
-  default_scope {order ('id desc')}
-
   enum status: [:active,:missing,:dead]
 
   attr_accessor :status