Improve the wording of the argument descriptions for the functions `ODOO.ACCOUNT.GROUP`, `ODOO.FISCALYEAR.START`, and `ODOO.FISCALYEAR.END`. closes odoo/odoo#154668 Task: 3680374 X-original-commit: bd5ddaca16f6ced709d3aa3af72829b1d443d4bb Signed-off-by: Lucas Lefèvre (lul) <lul@odoo.com> Signed-off-by: Adrien Minne (adrm) <adrm@odoo.com>