Do not raise exception when Avis is not valid, just fix the data

app/tasks/maintenance/fix_avis_experts_procedure_mismatch_task.rb

@@ -20,7 +20,7 @@ module Maintenance
         expert: expert
       )
 
-      avis.update!(experts_procedure: correct_experts_procedure)
+      avis.update_column(:experts_procedure_id, correct_experts_procedure.id)
     end
   end
 end