Revert add action follow up 2

db/migrate/20181106135939_add_index_to_deployments.rb

@@ -8,8 +8,6 @@ class AddIndexToDeployments < ActiveRecord::Migration
   disable_ddl_transaction!
 
   def up
-    remove_concurrent_index :deployments, [:project_id, :status]
-    remove_concurrent_index :deployments, [:environment_id, :status]
     add_concurrent_index :deployments, [:project_id, :status, :id]
     add_concurrent_index :deployments, [:project_id, :status, :iid]
     add_concurrent_index :deployments, [:environment_id, :status, :id]
@@ -18,8 +16,6 @@ class AddIndexToDeployments < ActiveRecord::Migration
   end
 
   def down
-    add_concurrent_index :deployments, [:project_id, :status]
-    add_concurrent_index :deployments, [:environment_id, :status]
     remove_concurrent_index :deployments, [:project_id, :status, :id]
     remove_concurrent_index :deployments, [:project_id, :status, :iid]
     remove_concurrent_index :deployments, [:environment_id, :status, :id]