Read VSR level from correct property. am: 35db349596 am: 4e97ec021e am: fbb4cf383a

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2128833

Change-Id: I1fee22057773ad5c7048a4c8d3470b1de0e784bb
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>