Merge "Remove hhb from OWNERS." into main am: 3ff6fd7a49 am: 68b51c8681

Original change: https://android-review.googlesource.com/c/platform/development/+/3092880

Change-Id: Icc25a47f3deee68da097c5dbe6e400a52d88b955
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>