Merge "Update `OWNERS` files under `external/doclava`." into main am: c52aab255a

Original change: https://android-review.googlesource.com/c/platform/external/doclava/+/2893246

Change-Id: I441c853157c68a0b0834928be86da8bd98250d76
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>