Merge "Add soong config variable Release_expose_flagged_api" into main am:...

Merge "Add soong config variable Release_expose_flagged_api" into main am: 19cd806d am: 3163daa6

Original change: https://android-review.googlesource.com/c/platform/build/+/2763272



Change-Id: Ib8380984c004bd2847c3eed24b20e6bb1f09c846
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>