[IMP] agreement_maintenance: black, isort, prettier

agreement_maintenance/views/agreement_view.xml

@@ -2,7 +2,6 @@
      # Copyright (C) 2021 Open Source Integrators
      # License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl). -->
 <odoo>
-
     <record
         model="ir.actions.act_window"
         id="action_maintenance_request_agreement_specific"
@@ -18,7 +17,6 @@
             </p>
         </field>
     </record>
-
     <record id="partner_agreement_form_view" model="ir.ui.view">
         <field name="name">agreement.form.maintenance.request</field>
         <field name="model">agreement</field>
@@ -41,5 +39,4 @@
             </xpath>
         </field>
     </record>
-
 </odoo>