Remove deprecated method getValidFrequenciesForBand
from IWifiApIface and IWifiStaIface.

Bug: 267819850
Test: atest VtsHalWifiStaIfaceTargetTest \
            VtsHalWifiApIfaceTargetTest
Change-Id: I369d72e3eff9283552822a92b26ce0f4fb35fedf
10 files changed