ANDROID: GKI: Update symbol list for mtk

2 function symbol(s) added
  'struct net_device * netdev_upper_get_next_dev_rcu(struct net_device *, struct list_head * *)'
  'int usbnet_get_ethernet_addr(struct usbnet *, int)'

Bug: 274550633
Signed-off-by: Seiya Wang <seiya.wang@mediatek.com>
Change-Id: I09a50e7370e0f7f54683db3eec77bc9019beb72a