Merge "Revert "Add soong config variable Release_expose_flagged_api"" into...

Merge "Revert "Add soong config variable Release_expose_flagged_api"" into main am: 377cf629 am: 2af9c242 am: 80956a46 am: 06b5e27f

Original change: https://android-review.googlesource.com/c/platform/build/+/2766349



Change-Id: Icf2dcfd46a137f9a3322c554d1af08b7be2e2b67
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>