Mount /dev/cpuctl in ART chroot test. am: 15f888e4a5 am: 12fe9998fb

Original change: https://android-review.googlesource.com/c/platform/art/+/2170362

Change-Id: Ifb5ad3112ab31a33b50ff80a91fd6932b16c6fc4
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>