[FIX] account: 'currency_id' field not defined on account.bank.statement...

[FIX] account: 'currency_id' field not defined on account.bank.statement object (correct name is 'currency')

addons/account/account_view.xml

@@ -626,7 +626,7 @@
                             <label for="balance_end" />
                             <button name="button_dummy" states="draft" string="(update)" type="object" class="oe_edit_only oe_link"/>
                         </div>
-                        <field name="balance_end" nolabel="1" class="oe_subtotal_footer_separator" widget='monetary' options="{'currency_field': 'currency_id'}"/>
+                        <field name="balance_end" nolabel="1" class="oe_subtotal_footer_separator" widget='monetary' options="{'currency_field': 'currency'}"/>
                     </group>
                     <div class="oe_clear"/>
                 </sheet>