Fix multiple workers for the same scheduled status being queueable (#9875)

app/workers/publish_scheduled_status_worker.rb

@@ -3,6 +3,8 @@
 class PublishScheduledStatusWorker
   include Sidekiq::Worker
 
+  sidekiq_options unique: :until_executed
+
   def perform(scheduled_status_id)
     scheduled_status = ScheduledStatus.find(scheduled_status_id)
     scheduled_status.destroy!