audio: Use Fluence constant internal to HAL

Change-Id: If81583b8732f1bbb6421cd98ad37ac063a7b1623
Invert ANC Headset.

If you need this use QCOM_ANC_HEADSET_ENABLED := true

Change-Id: Ic3d85ecfd78367fd4bf6ac7f81dd40272995bce2