Merge "cameraserver: Fix convertToHidl for requestStreamBuffers return." into tm-dev am: f318881c19 am: debf116006

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/av/+/17385331

Change-Id: Icbef0ee49282203fc476cfde2bf6af97cf1a240f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>