For HK V2 each fft bin is 2 bytes due to
some HW limitations. To fix this modify the
fftbin size WAR to convert 2 byte fft bins to 1 byte
and forward to applications via SAMP message.
CRs-Fixed: 2319415
Change-Id: I6c27d6804ddaf91ed9e6695e0b21a81115744fff