[IMPR] AudioManager: add adjustAttributesVolume API

Bug: 237409207
Bug: 260298113
Test: make

In order to manage mute / unmute from applications, it
is required to align volume per attributes on volume per stream
regarding the mute management.

Test: adb shell am instrument -w -e class com.android.audiopolicytest.AudioManagerTest#testAdjustStreamVolumeCompatibility com.android.audiopolicytest
adb shell am instrument -w -e class com.android.audiopolicytest.AudioManagerTest#testAdjustAttributesVolume com.android.audiopolicytest

Signed-off-by: Francois Gaffie <francois.gaffie@renault.com>
Change-Id: I3ad42802b8387ecbbb15a54774f4d2da0fed0988
Merged-In: I3ad42802b8387ecbbb15a54774f4d2da0fed0988