Merge "Allow shell read access to cgroup state" into main am: 77a8ac9ab4

Original change: https://android-review.googlesource.com/c/platform/system/sepolicy/+/3044973

Change-Id: Iefb2518fb39c0cf0b67ca73c6f81ff1905b2323a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>