ANDROID: GKI: Add symbol list for exynosauto

  dev_forward_skb
  dev_mc_sync
  dev_pre_changeaddr_notify
  dev_set_allmulti
  dev_uc_sync
  ip6_route_input_lookup
  ip_route_input_noref
  netdev_is_rx_handler_busy
  register_inet6addr_validator_notifier
  register_inetaddr_validator_notifier
  unregister_inet6addr_validator_notifier
  unregister_inetaddr_validator_notifier

These symbols are required so that our vendor can use IPVLAN and IP_NF_TARGET_TTL modules. These are not custom modules and are already part of android.

9 function symbol(s) added
  'int dev_forward_skb(struct net_device*, struct sk_buff*)'
  'int dev_pre_changeaddr_notify(struct net_device*, const char*, struct netlink_ext_ack*)'
  'struct dst_entry* ip6_route_input_lookup(struct net*, struct net_device*, struct flowi6*, const struct sk_buff*, int)'
  'int ip_route_input_noref(struct sk_buff*, __be32, __be32, u8, struct net_device*)'
  'bool netdev_is_rx_handler_busy(struct net_device*)'
  'int register_inet6addr_validator_notifier(struct notifier_block*)'
  'int register_inetaddr_validator_notifier(struct notifier_block*)'
  'int unregister_inet6addr_validator_notifier(struct notifier_block*)'
  'int unregister_inetaddr_validator_notifier(struct notifier_block*)'

Bug: 345881188
Bug: 347867375
Bug: 349050455
Change-Id: I2d129c0174844e692b1eb4dbbe54f4790fdeda40
Signed-off-by: Ajit Singh Raghav <ajit.raghav@samsung.com>