res_config_settings_views.xml

<?xml version="1.0" encoding="utf-8"?>
<odoo>

    <record id="res_config_settings_view_form" model="ir.ui.view">
        <field name="name">res.config.settings.view.form.inherit.sale.legicoop</field>
        <field name="model">res.config.settings</field>
        <field name="priority" eval="10"/>
        <field name="inherit_id" ref="project.res_config_settings_view_form" />
        <field name="arch" type="xml">
        	<xpath expr="//div[@name='project_time']" position="after"> 
        		<h2>Projet Adefpat Spécifique</h2>
                <div class="row mt16 o_settings_container">
                    <div id="adefpat_spe" class="col-12 col-lg-6 o_setting_box" >
                        <div >
                            <label for="explication_financement"/>
                            <div class="text-muted">
                                Texte pour le bloc Prestations
                            </div>
                            <div class="content-group" >
                                <div class="mt16">
                                    <field name="explication_financement" placeholder="Explication financement..."/>
                                </div>
                            </div>
                        </div>
                    </div>
                </div>
            </xpath>
        </field>
    </record>

</odoo>