stock-rma/rma/views/stock_warehouse.xml

<?xml version="1.0" encoding="utf-8"?>
<odoo>
    <record id="view_warehouse_form" model="ir.ui.view">
        <field name="name">view_warehouse_form</field>
        <field name="model">stock.warehouse</field>
        <field name="inherit_id" ref="stock.view_warehouse"/>
        <field name="arch" type="xml">
            <xpath expr="//field[@name='wh_output_stock_loc_id']" position="after">
                <field name="lot_rma_id"/>
            </xpath>
            <xpath expr="//field[@name='out_type_id']" position="after">
                <field name="rma_cust_in_type_id"/>
                <field name="rma_cust_out_type_id"/>
                <field name="rma_sup_in_type_id"/>
                <field name="rma_sup_out_type_id"/>
            </xpath>
        </field>
    </record>
</odoo>