web_techsystech/web_widget_numeric_step/demo/res_users_view.xml

<?xml version="1.0" encoding="UTF-8" ?>
<!-- Copyright 2020 Tecnativa - Alexandre Díaz
     License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl). -->

<odoo>
    <record id="view_users_form" model="ir.ui.view">
        <field name="model">res.users</field>
        <field name="inherit_id" ref="base.view_users_form"/>
        <field name="arch" type="xml">
            <xpath expr="//div[hasclass('oe_title')]" position="after">
                <group>
                    <field name="credit_limit" widget="numeric_step" options="{'step': 3, 'min': -10, 'max': 130}"/>
                </group>
            </xpath>
        </field>
    </record>
</odoo>