Autofix Rubocop Style/EmptyMethod (#23732)

.rubocop_todo.yml

@@ -2695,16 +2695,6 @@ Style/ConcatArrayLiterals:
 Style/Documentation:
   Enabled: false
 
-# Offense count: 3
-# This cop supports safe autocorrection (--autocorrect).
-# Configuration parameters: EnforcedStyle.
-# SupportedStyles: compact, expanded
-Style/EmptyMethod:
-  Exclude:
-    - 'db/migrate/20181024224956_migrate_account_conversations.rb'
-    - 'db/migrate/20190529143559_preserve_old_layout_for_existing_users.rb'
-    - 'db/migrate/20200510110808_reset_web_app_secret.rb'
-
 # Offense count: 1
 # This cop supports safe autocorrection (--autocorrect).
 Style/ExplicitBlockArgument:

db/migrate/20181024224956_migrate_account_conversations.rb

@@ -100,8 +100,7 @@ class MigrateAccountConversations < ActiveRecord::Migration[5.2]
     end
   end
 
-  def down
+  def down; end
-  end
 
   private
 

db/migrate/20190529143559_preserve_old_layout_for_existing_users.rb

@@ -12,6 +12,5 @@ class PreserveOldLayoutForExistingUsers < ActiveRecord::Migration[5.2]
     end
   end
 
-  def down
+  def down; end
-  end
 end

db/migrate/20200510110808_reset_web_app_secret.rb

@@ -10,6 +10,5 @@ class ResetWebAppSecret < ActiveRecord::Migration[5.2]
     web_app.save!
   end
 
-  def down
+  def down; end
-  end
 end