web/web_tree_many2one_clickable/data/ir_config_parameter.xml

<?xml version="1.0" encoding="utf-8"?>
<!-- Copyright 2016 Antonio Espinosa <antonio.espinosa@tecnativa.com>
     License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl). -->

<odoo noupdate="1">

<record id="default" model="ir.config_parameter">
    <field name="key">web_tree_many2one_clickable.default</field>
    <field name="value">true</field>
</record>

</odoo>