Merge branch 'sidekiq-server-duplicate-job-class' into 'master'

Add prefix for DuplicateJob class

See merge request gitlab-org/gitlab!73466

lib/gitlab/sidekiq_middleware/duplicate_jobs/server.rb

@@ -5,7 +5,7 @@ module Gitlab
     module DuplicateJobs
       class Server
         def call(worker, job, queue, &block)
-          DuplicateJob.new(job, queue).perform(&block)
+          ::Gitlab::SidekiqMiddleware::DuplicateJobs::DuplicateJob.new(job, queue).perform(&block)
         end
       end
     end