Update CameraStreamBuffering test and correct instance name am: 912b16f8 am: b89bbf56 am: ba22368d

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2794200



Change-Id: I423af75067e5faef3ed9b000ef24ddf942d911ad
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>