mako:overlay: Set proximityCheckOnWake to false
mako: Remove duplicate flag
mako: Remove unneeded compiler flags

The mfloat-abi and mfpu are already set by build combo.

Change-Id: I84e4f23519ef89623097a4dd8269b6c250286c7a
mako: build.prop: Fix incall volume

Add ro.qc.sdk.audio.fluencetype=fluence to fix volume
change when in-call. Needed when using audio-caf hal