pos/pos_reset_search/views/templates.xml

<odoo>
    <template id="assets_backend" name="pos_reset_search" inherit_id="point_of_sale.assets">
            <xpath expr="." position="inside">
            <script type="text/javascript" src="/pos_reset_search/static/src/js/reset.js"></script>
            </xpath>
    </template>
</odoo>