DEV: Stop ignoring bookmarks.delete_when_reminder_sent (#14264)

DEV: Stop ignoring bookmarks.delete_when_reminder_sent (#14264)

This was ignored a long time ago in 8dc3543134170e73d3bd504a5a3923e869b03691

diff --git a/app/models/bookmark.rb b/app/models/bookmark.rb
index 9137cf2..ac76bb1 100644
--- a/app/models/bookmark.rb
+++ b/app/models/bookmark.rb
@@ -1,10 +1,6 @@
 # frozen_string_literal: true
 
 class Bookmark < ActiveRecord::Base
-  self.ignored_columns = [
-    "delete_when_reminder_sent" # TODO(2021-07-22): remove
-  ]
-
   belongs_to :user
   belongs_to :post
   belongs_to :topic

GitHub sha: d429dcfacade336af8fe3cdd8f6b4c85dbd99ad8

This commit appears in #14264 which was approved by lis2. It was merged by martin.