Update docs/contribute/development.rst
Update docs/contribute/development.rst

Co-authored-by: Jean-Etienne Castagnede <096b26bc572e2e72b552b144acf938590c173160@gmail.com>
GeotrekCE/Geotrek-admin,GeotrekCE/Geotrek-admin,GeotrekCE/Geotrek-admin,GeotrekCE/Geotrek-admin