Update CameraStreamBuffering test and correct instance name am: 912b16f8c5 am: b89bbf5625 am: ba22368df0

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

Change-Id: Iede828b3688b1d575e07fba31a045adaddc97bd8
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>