Floss: print logs to show absolute volume support am: b0f9bc19

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/2331742



Change-Id: I09405874e7783726212fe74b46407de76a6f302d
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>