partner-contact/partner_email_check/demo/res_company_demo.xml

<?xml version="1.0" encoding="utf-8" ?>
<!-- Copyright 2021 ACSONE SA/NV
     License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl). -->
<odoo>
    <function model="res.company" name="write">
        <value model="res.company" search="[]" />
        <value eval="{'partner_email_check_syntax': False}" />
    </function>
</odoo>