slapos_payzen_secure_payment: Fix copy and paste selection name

the selection name is duplicated with Computer_view/listbox

bt5/erp5_payzen_secure_payment/SkinTemplateItem/portal_skins/erp5_payzen_secure_payment/PayzenService_view/listbox.xml

@@ -141,7 +141,7 @@
                 </item>
                 <item>
                     <key> <string>selection_name</string> </key>
-                    <value> <string>computer_network_address_list_selection</string> </value>
+                    <value> <string>payzen_service_link_selection</string> </value>
                 </item>
                 <item>
                     <key> <string>sort</string> </key>