data-protection/privacy_personal_data/views/res_partner_view.xml

<?xml version="1.0" encoding="utf-8"?>
<data>

  <record model="ir.ui.view" id="rgpd_form_inherit_view_partner_form">
      <field name="name">Privacy Res partner form</field>
      <field name="model">res.partner</field>
      <field name="inherit_id" ref="base.view_partner_form"/>
      <field name="arch" type="xml">
        <page name="sales_purchases" position="after">
                    <page string="Privacy" name="privacy">
                        <group>
                          <field name="internal"/>
                        </group>
                    </page>
                  </page>
        </field>
    </record>

</data>