Odoo-Build/snippets/account.report_invoice_document.convert_html_note.xml

<data inherit_id="account.report_invoice_document" priority="50">
    <t t-if="line.display_type == 'line_note'" position="replace">
        <t t-if="line.display_type == 'line_note' and '&lt;!DOCTYPE html&gt;' in line.name">
            <td colspan="99">
                <t t-raw="line.name.replace('&lt;!DOCTYPE html&gt;', '')"/>
            </td>
        </t>
        <t t-elif="line.display_type == 'line_note' and '&lt;!DOCTYPE html&gt;' not in line.name">
            <td colspan="99">
                <span t-field="line.name"/>
            </td>
        </t>
    </t>
</data>