VTSHalPowerTarget: check if HintSession supported am: f5a213c5ed am: 9d2ff7462e

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/3269678

Change-Id: I34aefa20b75d6842c51ff3cec62887a4465540c3
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>