VTS setSystemSelectionChannels maintain current state am: 479ec9e172 am: 22c1d38f60

Original change: https://googleplex-android-review.googlesource.com/c/platform/hardware/interfaces/+/18474552

Change-Id: I94a1ddee42397409daa2d59bd800ac84a66c0a12
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>