[automerger skipped] [DO NOT MERGE] Migrate the blkio controller to the v2...

[automerger skipped] [DO NOT MERGE] Migrate the blkio controller to the v2 cgroup hierarchy am: eef0f563 am: c50f4d54 am: 0c6cb94f -s ours

am skip reason: subject contains skip directive

Original change: https://android-review.googlesource.com/c/platform/system/core/+/2378990



Change-Id: I231f4d40f0fe473d0cbace07070a871d0e114b7a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>