[automerger skipped] Also mount /sys/fs/selinux am: 9971bae9 -s ours

am skip reason: Merged-In Ia1a65a4e69b27351941a290210004a93470ae87f with SHA-1 56fd71b0 is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/native/+/23710044



Change-Id: Ie75c22c1c6d3218c3a51466d1dc0974e70c07a7c
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>