style: correct coding style with rubocop linter

app/controllers/tickets_controller.rb

@@ -36,10 +36,10 @@ class TicketsController < ApplicationController
   # Redirect retry payment to order system
   def retry_payment
     @event = Event.includes(:ticket_types).find(params[:id])
-    
+
     # Look for draft order for this event
     order = current_user.orders.find_by(event: @event, status: "draft")
-    
+
     if order&.can_retry_payment?
       redirect_to retry_payment_order_path(order)
     else
@@ -58,15 +58,15 @@ class TicketsController < ApplicationController
 
   def set_event
     event_id = params[:id] || session[:event_id]
-    
+
     Rails.logger.debug "TicketsController#set_event - params[:id]: #{params[:id].inspect}, session[:event_id]: #{session[:event_id].inspect}"
-    
+
     unless event_id
       Rails.logger.error "TicketsController#set_event - No event ID found"
       redirect_to events_path, alert: "Aucun événement spécifié"
       return
     end
-    
+
     @event = Event.includes(:ticket_types).find(event_id)
     Rails.logger.debug "TicketsController#set_event - Found event: #{@event.id} - #{@event.name}"
   rescue ActiveRecord::RecordNotFound