stock-logistics-warehouse/stock_request_tier_validation/data/stock_request_tier_definition.xml

<?xml version="1.0" encoding="UTF-8" ?>
<!-- Copyright 2019 Eficent Business and IT Consulting Services S.L.
     License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl). -->
<odoo>
    <data noupdate="1">

        <record id="stock_request_default_tier_definition" model="tier.definition">
            <field name="model_id" ref="model_stock_request"/>
            <field name="python_code">1==1</field>
            <field name="review_type">group</field>
            <field name="reviewer_group_id" ref='stock_request.group_stock_request_manager'/>
            <field name="active">False</field>
        </record>

        <record id="stock_request_order_default_tier_definition" model="tier.definition">
            <field name="model_id" ref="model_stock_request_order"/>
            <field name="python_code">1==1</field>
            <field name="review_type">group</field>
            <field name="reviewer_group_id" ref='stock_request.group_stock_request_manager'/>
            <field name="active">False</field>
        </record>

    </data>
</odoo>