VTSHalPowerTarget: check if HintSession supported am: f5a213c5ed am: 9d2ff7462e am: 2875bdc31b

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

Change-Id: Ic6c83b68353111f04aa7a3b6c5a92ab31f385d25
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>