Merge changes from topic "am-87c2453d25e74bff92c7c3706e892e87" into tm-d1-dev-plus-aosp

* changes:
  [automerger skipped] Merge "[pm] forbid deletion of protected packages" into sc-qpr1-dev am: 04d4edbc -s ours am: 798d7a57 -s ours am: 33a35ca1 -s ours am: 2ea60aec -s ours
  [automerger skipped] [pm] forbid deletion of protected packages am: 2d6eae16 -s ours am: f88c1301 -s ours am: a382ceb5 -s ours am: 94417163 -s ours