Merge "Binder: Flattenable is no longer a hard dependency" into main am: f334e5da6d am: 7eaf64f8ed am: e6bf9ec7e7

Original change: https://android-review.googlesource.com/c/platform/frameworks/native/+/2807155

Change-Id: Icaabf54dfc20d432d7c1b23fc82824211941bf07
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>