Merge "[NETD_BPF#8] Move BpfUtils.cpp to BpfUtils.h" am: edfca8b548 am: eb3273cd75 am: 9f3e43abb6

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

Change-Id: I46ecac9bbda4a674d82421bf04c8e8ae752a1c45