addons/mrp_operations/security/ir.model.access.csv

   1 id,name,model_id:id,group_id:id,perm_read,perm_write,perm_create,perm_unlink
   2 access_mrp_operations_operation_code,mrp_operations.operation.code,model_mrp_operations_operation_code,mrp.group_production_user,1,1,1,1
   3 access_mrp_operations_operation,mrp_operations.operation,model_mrp_operations_operation,mrp.group_production_user,1,1,1,1