Merge "Update `OWNERS` files under `external/fdlibm`." into main am: eb03b80e97 am: e7b7ead839

Original change: https://android-review.googlesource.com/c/platform/external/fdlibm/+/2894220

Change-Id: Id70088386088ea46520c5e69e271956a5b15f1db
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>