social/mail_split_by_partner_conf/views/mail_template_view.xml

<?xml version="1.0" encoding="utf-8"?>
<!-- © 2017 Phuc.nt - <phuc.nt@komit-consulting.com>
     License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html). -->
<odoo>

    <record model="ir.ui.view" id="view_email_template_form">
        <field name="name">Email Template Form with split emails</field>
        <field name="model">mail.template</field>
        <field name="inherit_id" ref="mail.email_template_form"/>
        <field name="arch" type="xml">
            <field name="auto_delete" position="after">
                <field name="split_mail_by_recipients"/>
            </field>
        </field>
    </record>

</odoo>