Rename column names to include the unit of the time duration

db/migrate/20220406113217_add_inactive_project_deletion_to_application_settings.rb

@@ -5,6 +5,7 @@ class AddInactiveProjectDeletionToApplicationSettings < Gitlab::Database::Migrat
     add_column :application_settings, :delete_inactive_projects, :boolean, default: false, null: false
     add_column :application_settings, :inactive_projects_delete_after_months, :integer, default: 2, null: false
     add_column :application_settings, :inactive_projects_min_size_mb, :integer, default: 0, null: false
-    add_column :application_settings, :inactive_projects_send_warning_email_after_months, :integer, default: 1, null: false
+    add_column :application_settings, :inactive_projects_send_warning_email_after_months, :integer, default: 1,
+               null: false
   end
 end