[automerger skipped] zygote: Add setattr permission to cgroup am: ed71842c6d -s ours am: 49a6775542 -s ours

am skip reason: Merged-In I5d58c9f549d205f1a8bdce6c5fba1cc833f2b492 with SHA-1 f62ef0d798 is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/system/sepolicy/+/16493811

Change-Id: I78d35f55d5485e4c783cc5303c8d5f13203b8a3d