unique_ptr: Fix includes

include/eigenpy/utils/traits.hpp

@@ -2,11 +2,12 @@
 // Copyright (c) 2024 INRIA
 //
 //
-#include <type_traits>
 
 #ifndef __eigenpy_utils_traits_hpp__
 #define __eigenpy_utils_traits_hpp__
 
+#include <type_traits>
+
 namespace eigenpy {
 
 namespace details {

unittest/std_unique_ptr.cpp

 /// @file
 /// @copyright Copyright 2023 CNRS INRIA
 
-#include <iostream>
 #include <eigenpy/eigenpy.hpp>
 #include <eigenpy/std_unique_ptr.hpp>
+
 #include <memory>
 
 namespace bp = boost::python;