BpfHandler - eliminate mutex am: b5868a0a40

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2201976

Change-Id: I3ba16c21012230714f6a6f15f8232ea46486c89a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>