FIX l10n_it_withholding_tax when other localizations are installed

Steps:

 - Install l10n_it_withholding_tax
 - install l10n_ar
 - with AR company, print invoice PDF

Get
ValueError: Element '<t t-call="account.document_tax_totals">' cannot be located in parent view

l10n_it_withholding_tax/models/account.py

@@ -546,6 +546,12 @@ def action_register_payment(self):
             res.update({"context": ctx})
         return res
 
+    def _get_name_invoice_report(self):
+        self.ensure_one()
+        if self.company_id.account_fiscal_country_id.code == 'IT':
+            return 'l10n_it_withholding_tax.print_withholding_tax'
+        return super()._get_name_invoice_report()
+
 
 class AccountMoveLine(models.Model):
     _inherit = "account.move.line"

l10n_it_withholding_tax/views/report_invoice.xml

@@ -4,8 +4,21 @@
   License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
   -->
 <odoo>
+    <template id="report_invoice" inherit_id="account.report_invoice">
+        <xpath expr='//t[@t-call="account.report_invoice_document"]' position="after">
+            <t t-if="o._get_name_invoice_report() == 'l10n_it_withholding_tax.print_withholding_tax'"
+                t-call="l10n_it_withholding_tax.print_withholding_tax" t-lang="lang"/>
+        </xpath>
+    </template>
+
+    <template id="report_invoice_with_payments" inherit_id="account.report_invoice_with_payments">
+        <xpath expr='//t[@t-call="account.report_invoice_document"]' position="after">
+            <t t-if="o._get_name_invoice_report() == 'l10n_it_withholding_tax.print_withholding_tax'"
+                t-call="l10n_it_withholding_tax.print_withholding_tax" t-lang="lang"/>
+        </xpath>
+    </template>
 
-    <template id="print_withholding_tax" inherit_id="account.report_invoice_document">
+    <template id="print_withholding_tax" inherit_id="account.report_invoice_document" primary="True">
         <xpath
             expr="//table[@name='invoice_line_table']/thead/tr/th[6]"
             position="after"