[FIX] l10n_pe: fix tax FRE to have the right tax code

According to http://cpe.sunat.gob.pe/sites/default/files/inline-files/anexoV-340-2017.pdf


The right tax for the FRE tax should be 9996 and not 9997

closes odoo/odoo#52294

Signed-off-by: Josse Colpaert <jco@openerp.com>

addons/l10n_pe/data/account_tax_data.xml

@@ -192,7 +192,7 @@
         <field name="chart_template_id" ref="pe_chart_template"/>
         <field name="name">0% Free</field>
         <field name="description">GRA</field>
-        <field name="l10n_pe_edi_tax_code">9997</field>
+        <field name="l10n_pe_edi_tax_code">9996</field>
         <field name="l10n_pe_edi_unece_category">E</field>
         <field name="amount">0.0</field>
         <field name="type_tax_use">sale</field>
@@ -376,7 +376,7 @@
         <field name="chart_template_id" ref="pe_chart_template"/>
         <field name="name">0% Free</field>
         <field name="description">GRA</field>
-        <field name="l10n_pe_edi_tax_code">9997</field>
+        <field name="l10n_pe_edi_tax_code">9996</field>
         <field name="l10n_pe_edi_unece_category">E</field>
         <field name="amount">0.0</field>
         <field name="type_tax_use">purchase</field>