odoo16/addons/website_event_track/views/website_visitor_views.xml

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

    <record id="website_visitor_view_tree" model="ir.ui.view">
        <field name="name">website.visitor.view.tree.inherit.event.track</field>
        <field name="model">website.visitor</field>
        <field name="inherit_id" ref="website_event.website_visitor_view_tree"/>
        <field name="arch" type="xml">
            <xpath expr="//field[@name='event_registration_count']" position="after">
                <field name="event_track_wishlisted_count" optional="hide"/>
            </xpath>
        </field>
    </record>

    <record id="website_visitor_view_form" model="ir.ui.view">
        <field name="name">website.visitor.view.form.inherit.event.track</field>
        <field name="model">website.visitor</field>
        <field name="inherit_id" ref="website_event.website_visitor_view_form"/>
        <field name="arch" type="xml">
            <xpath expr="//button[@id='w_visitor_visit_counter']" position="before">
                <button name="%(website_event_track.event_track_action_from_visitor)d"
                    type="action"
                    class="oe_stat_button" icon="fa-ticket"
                    attrs="{'invisible': [('event_track_wishlisted_count', '=', 0)]}">
                    <field name="event_track_wishlisted_count" widget="statinfo" string="Tracks"/>
                </button>
            </xpath>
        </field>
    </record>
</data></odoo>