Add null check in PowerAdvisor::supportsPowerHintSession

halWrapper can be null in some cases.

Bug: 240341302
Test: ARCVM boots
Change-Id: I768820c31f1ae8929851212f5ecb310e2b3a9098
(cherry picked from commit 65a2c197a4223528a51d13b64b0b6e03d0f65008)
1 file changed