suite/website_sale_signifyd/views/website_views.xml

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

    <record id="view_website_form_inherit" model="ir.ui.view">
        <field name="name">website.form.inherit</field>
        <field name="model">website</field>
        <field name="inherit_id" ref="website.view_website_form"/>
        <field name="arch" type="xml">
            <xpath expr="//group[@name='other']" position="inside">
                <div class="oe_title">
                    <h3>
                        Signifyd Configuration
                    </h3>
                </div>
                <label for="signifyd_connector_id" string="Settings"/>
                <field name="signifyd_connector_id"/>
            </xpath>
        </field>
    </record>

</odoo>