Merge "Revert "Allow activity in ActivityEmbedding split to get Task windowing...

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

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



Change-Id: I9baf186617361b1d34ce75da32d0bbd5268ad647
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>