pppoe: remove spurious redirect file

src/opnsense/mvc/app/models/OPNsense/Base/Menu/Menu.xml

@@ -143,9 +143,8 @@
             <GPS url="/services_ntpd_gps.php"/>
             <PPS url="/services_ntpd_pps.php"/>
         </NTP>
-        <PPPoEServer VisibleName="PPPoE Server" url="/services_vpn_pppoe.php">
+        <PPPoEServer VisibleName="PPPoE Server" url="/vpn_pppoe.php">
             <PPPoeServerEdit url="/vpn_pppoe_edit.php"/>
-            <VPNPPPOE url="/vpn_pppoe.php"/>
         </PPPoEServer>
         <Proxy VisibleName="Proxy Server" url="/ui/proxy/"/>
         <SNMP VisibleName="SNMP" url="/services_snmp.php"/>

src/www/services_vpn_pppoe.php

-<?php
-	require_once('vpn_pppoe.php');