ANDROID: GKI: Update symbol list for mtk

2 function symbol(s) added
  'struct sock* nf_sk_lookup_slow_v4(struct net*, const struct sk_buff*, const struct net_device*)'
  'struct sock* nf_sk_lookup_slow_v6(struct net*, const struct sk_buff*, const struct net_device*)'

Bug: 409358930
Bug: 414473894
Change-Id: Id2cf12b854c696f824683157a39d3677638e4d19
Signed-off-by: Seiya Wang <seiya.wang@mediatek.com>
(cherry picked from commit 44009cb8)