odoo16/addons/mrp_subcontracting/data/mrp_subcontracting_data.xml

<?xml version="1.0" encoding="utf-8"?>
<odoo>
    <data noupdate="1">
        <record id="route_resupply_subcontractor_mto" model='stock.route'>
            <field name="name">Resupply Subcontractor on Order</field>
            <field name="company_id"></field>
            <field name="sequence">15</field>
        </record>
        <function model="res.company" name="_create_missing_subcontracting_location" />
        <function model="stock.warehouse" name="write">
            <value model="stock.warehouse" eval="obj().env['stock.warehouse'].search([]).ids"/>
            <value eval="{'subcontracting_to_resupply': True}"/>
        </function>
    </data>
</odoo>