Merge "[NETD_BPF#8] Move BpfUtils.cpp to BpfUtils.h" am: edfca8b548

Original change: https://android-review.googlesource.com/c/platform/system/bpf/+/1869327

Change-Id: Ie5613d2a86e8b32866b3a4dd91a1d64e6d9b0ee9