Merge "Revert "Allow activity in ActivityEmbedding split to get Task windowing mode"" into tm-dev am: 4cac1be2 am: 63a5fc3f

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/18030738



Change-Id: I930d230f88c68b31664058402ac7e0c009990ead
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>