ANDROID: GKI: update mtktv symbol

4 function symbol(s) added
  'int generic_mii_ioctl(struct mii_if_info*, struct mii_ioctl_data*, int, unsigned int*)'
  'void mii_ethtool_get_link_ksettings(struct mii_if_info*, struct ethtool_link_ksettings*)'
  'int mii_ethtool_set_link_ksettings(struct mii_if_info*, const struct ethtool_link_ksettings*)'
  'int mii_nway_restart(struct mii_if_info*)'

Bug: 369058937
Bug: 369463758
Bug: 371019111
Change-Id: Idd603d82ef9caaadf2ec03f85640b468e57caf25
Signed-off-by: yenchia.chen <yenchia.chen@mediatek.com>
(cherry picked from commit 3ca020ac)