[automerger skipped] Merge "Add <staging-public-group> tags to T" am: 423e45e117 am: fcbe66c5cf am: 77c705175b -s ours am: d450664460 -s ours

am skip reason: Merged-In Ia7835d04d988127d061d3a454b8391294346a915 with SHA-1 6c782479b4 is already in history

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1956978

Change-Id: Ice74d0e7446966d717e57c5b517998c85f179d74