Add chiungfu@ to OWNERS am: b21fac0c04 am: 5b6199a8a9

Original change: https://googleplex-android-review.googlesource.com/c/platform/hardware/google/graphics/zuma/+/24309813

Change-Id: Idacdbd67d11de1fa47ebc8d15d40bfc34cf969b9
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>