Use delegate for ref on ci_trigger

app/models/ci/trigger_schedule.rb

@@ -7,6 +7,8 @@ module Ci
     belongs_to :project
     belongs_to :trigger
 
+    delegate :ref, to: :trigger
+
     validates :trigger, presence: true
     validates :cron, presence: true
     validates :cron_time_zone, presence: true

app/workers/trigger_schedule_worker.rb

@@ -5,9 +5,9 @@ class TriggerScheduleWorker
   def perform
     Ci::TriggerSchedule.where("next_run_at < ?", Time.now).find_each do |trigger_schedule|
       begin
-        Ci::CreateTriggerRequestService.new.execute(trigger_schedule.trigger.project,
+        Ci::CreateTriggerRequestService.new.execute(trigger_schedule.project,
                                                     trigger_schedule.trigger,
-                                                    trigger_schedule.trigger.ref)
+                                                    trigger_schedule.ref)
       rescue => e
         Rails.logger.error "#{trigger_schedule.id}: Failed to trigger_schedule job: #{e.message}"
       ensure