[automerger skipped] [RESTRICT AUTOMERGE] Update the visibility of activities on sleeping display am: 73d6c7926d am: c87c31ec0e -s ours

am skip reason: subject contains skip directive

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/12325673

Change-Id: I075158ba78ce515d5a1d94378b2e5de02610d47e