Merge changes from topic "am-867d35e050e24b62a8c1f415e45ad59d" into udc-dev

* changes:
  [automerger skipped] Merge "[pm] forbid deletion of protected packages" into rvc-dev am: 74592430 -s ours am: 98ba0a3f -s ours am: 0511109a -s ours am: dab0ecf4 -s ours am: 8cb7d059 -s ours am: 2e100bbb -s ours am: 3a7a0ef8 -s ours am: ba78286a -s ours
  [automerger skipped] [pm] forbid deletion of protected packages am: fcdc6208 -s ours am: 1827bc2b -s ours am: 3eac291a -s ours am: e9127e0b -s ours am: 3bf7dd2d -s ours am: 2c67fcee -s ours am: d702bc37 -s ours am: 06a2c158 -s ours