algo: update copyright

a815b562 · Justin Carpentier · b46999ee · a815b562
Verified Commit a815b562 authored Oct 09, 2020 by Justin Carpentier
--- a/src/algorithm/rnea.hpp
+++ b/src/algorithm/rnea.hpp
 //
-// Copyright (c) 2015-2019 CNRS INRIA
+// Copyright (c) 2015-2020 CNRS INRIA
 //

 #ifndef __pinocchio_algorithm_rnea_hpp__