bpf: extend cgroup hooks to older kernels

We adjust and extend the trivial programs on:
  {connect,recvmsg,sendmsg}{4,6}
  inet_release
  {g,s}etsockopt
so that they also work on older kernels.

Bug: 347584126
Test: TreeHugger
Signed-off-by: Maciej Żenczykowski <maze@google.com>
(cherry picked from https://android-review.googlesource.com/q/commit:05ebcf0e9dad6cf0562b9e7e945080763e4754d4)
Merged-In: I925b443f77e081f5eeb9be6c133581900a9f943d
Change-Id: I925b443f77e081f5eeb9be6c133581900a9f943d
3 files changed