Doc: Added template directory doc for pre-commit
Doc: Added template directory doc for pre-commit

https://pre-commit.com/#automatically-enabling-pre-commit-on-repositories

Tisseo/navitia,Tisseo/navitia,Tisseo/navitia,CanalTP/navitia,xlqian/navitia,xlqian/navitia,CanalTP/navitia,xlqian/navitia,Tisseo/navitia,xlqian/navitia,CanalTP/navitia,xlqian/navitia,CanalTP/navitia,CanalTP/navitia,Tisseo/navitia