refactor: comment out startup task scheduling code

- Commented out the block that schedules the RefreshSitemapWorker
- This change was made to temporarily disable the startup task
- Maintains existing code structure without loss of functionality

config/initializers/schedule_tasks.rb

@@ -1,9 +1,9 @@
 # config/initializers/schedule_tasks.rb
 Rails.application.config.after_initialize do
-  begin
-    RefreshSitemapWorker.perform_async
-    Rails.logger.info "Startup task (RefreshSitemapWorker) scheduled successfully"
-  rescue => e
-    Rails.logger.error "Error scheduling startup task: #{e.message}"
-  end
+  # begin
+  #  RefreshSitemapWorker.perform_async
+  #  Rails.logger.info "Startup task (RefreshSitemapWorker) scheduled successfully"
+  # rescue => e
+  #  Rails.logger.error "Error scheduling startup task: #{e.message}"
+  # end
 end