Merge "docs: Explanation on "profile owner on the primary user"" into tm-dev...

Merge "docs: Explanation on "profile owner on the primary user"" into tm-dev am: de6b490d am: 530d604f

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/20403491



Change-Id: I9170d97a11c0e0b292c7060eff9c97038c050f62
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>