[ADD]Add paperformat invoice

report/account_report.xml

 <?xml version="1.0" encoding="utf-8" ?>
 <odoo>
+
     <data>
 
+        <record id="paperformat_spe" model="report.paperformat">
+            <field name="name">A4 Elocoop</field>
+            <field name="default" eval="True" />
+            <field name="format">A4</field>
+            <field name="page_height">0</field>
+            <field name="page_width">0</field>
+            <field name="orientation">Portrait</field>
+            <field name="margin_top">10</field>
+            <field name="margin_bottom">32</field>
+            <field name="margin_left">7</field>
+            <field name="margin_right">7</field>
+            <field name="header_line" eval="False" />
+            <field name="header_spacing">35</field>
+            <field name="dpi">90</field>
+        </record>
+
         <record id="acc_account_invoices" model="ir.actions.report">
             <field name="name">Factures</field>
             <field name="model">acc.account</field>
@@ -12,6 +29,7 @@
             <field name="print_report_name">'Facture - %s' % (object.name)</field>
             <field name="binding_model_id" ref="model_acc_account" />
             <field name="binding_type">report</field>
+            <field name="paperformat_id" ref="acc_account.paperformat_spe"/>
         </record>
 
     </data>