Wifi: support 60GHz (Wigig) band

Update WifiBand enum with new bands to support 60GHz band:
BAND_60GHZ - 60GHz band
BAND_24GHZ_5GHZ_6GHZ_60GHZ -
  2.4 GHz + 5 GHz (no DFS) + 6GHz + 60GHz
BAND_24GHZ_5GHZ_WITH_DFS_6GHZ_60GHZ -
  2.4 GHz + 5 GHz with DFS + 6GHz + 60GHz

Bug: 147495506
Test: atest VtsHalWifiV1_0TargetTest VtsHalWifiNanV1_0TargetTest VtsHalWifiApV1_0TargetTest \
            VtsHalWifiV1_1TargetTest \
            VtsHalWifiV1_2TargetTest VtsHalWifiNanV1_2TargetTest \
            VtsHalWifiV1_3TargetTest \
            VtsHalWifiApV1_4TargetTest VtsHalWifiNanV1_4TargetTest VtsHalWifiRttV1_4TargetTest
Change-Id: I7c7cc514b88b999cc33e9573ac65910c0c53417a