Enable clang format hook for media/libaudioclient/tests am: a5aa99c9 am:...

Enable clang format hook for media/libaudioclient/tests am: a5aa99c9 am: 2f1d5269 am: 79bfe900

Original change: https://android-review.googlesource.com/c/platform/frameworks/av/+/2189997



Change-Id: I125ab5471782d2b70585580b43114b0edc8d1a21
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>