If the patch #30820 that drops "Blind carbon copy recipients (bcc)" setting is accepted, we can remove the workaround for #12090 that fixes the issue that email recipients are not logged when the setting is enabled, because emails will always be sent using To.

diff --git a/config/initializers/10-patches.rb b/config/initializers/10-patches.rb
index e0559903b..a42b91e4c 100644
--- a/config/initializers/10-patches.rb
+++ b/config/initializers/10-patches.rb
@@ -122,24 +122,6 @@ end
 
 ActionMailer::Base.add_delivery_method :tmp_file, DeliveryMethods::TmpFile
 
-# Changes how sent emails are logged
-# Rails doesn't log cc and bcc which is misleading when using bcc only (#12090)
-module ActionMailer
-  class LogSubscriber < ActiveSupport::LogSubscriber
-    def deliver(event)
-      recipients = [:to, :cc, :bcc].inject(+"") do |s, header|
-        r = Array.wrap(event.payload[header])
-        if r.any?
-          s << "\n  #{header}: #{r.join(', ')}"
-        end
-        s
-      end
-      info("\nSent email \"#{event.payload[:subject]}\" (%1.fms)#{recipients}" % event.duration)
-      debug(event.payload[:mail])
-    end
-  end
-end
-
 module ActionController
   module MimeResponds
     class Collector