Merge branch 'fix_missing_active_const_error' into 'master'

Fix "A copy of ... has been removed from the module tree but is still active"

See merge request gitlab-org/gitlab!44080

config/initializers/lograge.rb

 # Only use Lograge for Rails
 unless Gitlab::Runtime.sidekiq?
+  Rails.application.reloader.to_prepare do
     filename = File.join(Rails.root, 'log', "#{Rails.env}_json.log")
+    db_counter = Gitlab::Metrics::Subscribers::ActiveRecord
 
     Rails.application.configure do
       config.lograge.enabled = true
@@ -15,7 +17,7 @@ unless Gitlab::Runtime.sidekiq?
         data[:db_duration_s] = Gitlab::Utils.ms_to_round_sec(data.delete(:db)) if data[:db]
         data[:view_duration_s] = Gitlab::Utils.ms_to_round_sec(data.delete(:view)) if data[:view]
         data[:duration_s] = Gitlab::Utils.ms_to_round_sec(data.delete(:duration)) if data[:duration]
-      data.merge!(::Gitlab::Metrics::Subscribers::ActiveRecord.db_counter_payload)
+        data.merge!(db_counter.db_counter_payload)
 
         # Remove empty hashes to prevent type mismatches
         # These are set to empty hashes in Lograge's ActionCable subscriber
@@ -34,4 +36,5 @@ unless Gitlab::Runtime.sidekiq?
       # Add request parameters to log output
       config.lograge.custom_options = Gitlab::Lograge::CustomOptions
     end
+  end
 end